Women wearing surgical masks during the influenza epidemic, Brisbane (1919). Original image from State Library of… https://www.rawpixel.com/image/2298584/free-photo-image-vintage-black-and-white-covidFree Image from public domain licenseUltrastructural illustration of coronavirus transparent png https://www.rawpixel.com/image/2288766/ultrastructural-illustration-coronavirusView licenseChest x-ray of a patient with mycoplasma pneumonia. Original image sourced from US Government department: Public Health… https://www.rawpixel.com/image/2288354/free-photo-image-ray-medical-sickFree Image from public domain licensePeople social distancing to prevent the spread of COVID-19 mockup https://www.rawpixel.com/image/2293617/free-illustration-psd-people-covid-groupView licenseMap showing admission rates for measles by state, per 1000 per annum of white enlisted men in the United States from April… https://www.rawpixel.com/image/2298579/free-photo-image-map-united-states-americaFree Image from public domain licenseInfectious coronavirus blood splatter https://www.rawpixel.com/image/2288415/free-photo-image-blood-red-textureView licenseSt. Louis Red Cross Motor Corps on duty during influenza epidemic (1918). Original from Library of Congress. Digitally… https://www.rawpixel.com/image/2301122/free-photo-image-vintage-spanish-flu-womanFree Image from public domain licenseUltrastructural morphology shown by coronavirus. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2282536/free-photo-image-covid-science-virusFree Image from public domain licenseFour test tubes of bacterial microorganism. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288552/free-photo-image-laboratory-test-tube-science-labFree Image from public domain licenseAsian woman wearing a mask mockup monotone https://www.rawpixel.com/image/2276916/free-photo-psd-corona-virus-mask-mockupView licenseUltrastructural morphology exhibited by coronaviruses similar to COVID-19 which became pandemic. https://www.rawpixel.com/image/2282543/free-photo-image-covid-virus-coronavirusFree Image from public domain licenseAmerican Red Cross canteen workers taking food for family infected with the flu, Charlotte, North Carolina (1918). Original… https://www.rawpixel.com/image/2301114/free-photo-image-vintage-virus-foodFree Image from public domain licenseCommuters wearing disposable masks hoping to prevent the spread of corona virus (COVID-19) on February 27th, 2020. Yokohama… https://www.rawpixel.com/image/2262468/free-photo-image-covid-pandemic-maskView licenseKorean woman wearing a face mask mockup https://www.rawpixel.com/image/2276917/free-photo-psd-mask-covid-mockupView licenseInterior of a hospital ward at the Base Hospital, Camp Jackson, South Carolina, during the influenza epidemic (1918).… https://www.rawpixel.com/image/2298592/free-photo-image-pandemic-covid-interiorFree Image from public domain licenseMERS Coronavirus Particle–Middle East Respiratory Syndrome Coronavirus particle envelope proteins immunolabeled with… https://www.rawpixel.com/image/2294161/free-photo-image-covid-virus-scienceFree Image from public domain licensePink infectious coronavirus outbreak https://www.rawpixel.com/image/2326817/free-illustration-png-covid-virus-bacteriaView licensePink infectious coronavirus outbreak https://www.rawpixel.com/image/2327785/free-illustration-image-pink-background-rose-gold-brushView licenseCrowd walking in Tokyo during coronavirus pandemic https://www.rawpixel.com/image/2297374/free-illustration-image-street-japan-cityView licenseEmergency hospital during influenza epidemic, Camp Funston, Kansas (1918). Original image from National Museum of Health and… https://www.rawpixel.com/image/2298586/free-photo-image-spanish-flu-pandemic-covidFree Image from public domain licenseVolunteer nurses from The American red cross during flu epidemic (1918). Original image from Oakland Public Library.… https://www.rawpixel.com/image/2298625/free-photo-image-covid-pandemic-blackFree Image from public domain licenseWalter Reed Hospital flu ward (ca. 1910–1920). Original from Library of Congress. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/2301131/free-photo-image-spanish-flu-nurse-1918Free Image from public domain licenseBlack woman wearing a mask and coughing in a crowded https://www.rawpixel.com/image/2276915/free-photo-image-covid-virus-coughView licenseTwo chest x-rays in the case of a child with a case of mycoplasma pneumonia. 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Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288458/free-photo-image-cleaning-clean-sprayFree Image from public domain licenseBlack woman wearing a mask https://www.rawpixel.com/image/2273079/free-photo-image-mask-black-woman-healthView licenseAmerican Red Cross canteen staff (1919). Original from Library of Congress. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/2301129/free-photo-image-women-nurse-spanish-fluFree Image from public domain licenseNovel Coronavirus SARS-CoV-2–Colorized scanning electron micrograph of an apoptotic cell (blue) infected with SARS-COV… https://www.rawpixel.com/image/2294134/free-photo-image-covid-virus-scienceFree Image from public domain licenseBlack woman wearing a mask infrared thermography transparent png https://www.rawpixel.com/image/2277596/free-illustration-png-girl-covid-black-womanView licenseMERS Coronavirus Particles–Colorized transmission electron micrograph showing particles of the Middle East respiratory… https://www.rawpixel.com/image/2294178/free-photo-image-virus-covid-19-covidFree Image from public domain licenseThe Great Wave off Kanagawa against coronavirus background https://www.rawpixel.com/image/2324277/free-illustration-image-sea-waves-great-waveView licenseRed flower looking like a coronavirus cell design element https://www.rawpixel.com/image/2316229/free-illustration-png-red-flower-shape-transparentView licenseLab technician adding a solution to an Enzyme–Linked Immunosorbent Assay (ELISA) plate Original image sourced from US… https://www.rawpixel.com/image/2288391/free-photo-image-laboratory-medical-healthFree Image from public domain licenseOperation at Herrin Hospital (private), Herrin, Illinois (1939). Original from Library of Congress. Digitally enhanced by… https://www.rawpixel.com/image/2301132/free-photo-image-surgery-medical-spanish-fluFree Image from public domain licenseOn the balcony at Evian ARC hospital. Anaemic children from Paris dispensary (1918). Original from Library of Congress.… https://www.rawpixel.com/image/2301116/free-photo-image-children-vintage-child-girlFree Image from public domain licenseSt. Louis Red Cross Motor Corps on duty during influenza epidemic (1918). Original from Library of Congress. Digitally… https://www.rawpixel.com/image/2301120/free-photo-image-spanish-flu-nurse-pandemicFree Image from public domain licenseUltrastructural illustration of coronavirus https://www.rawpixel.com/image/2288777/free-psd-virus-covid-mockupView licenseCommuters wearing disposable masks hoping to prevent the spread of corona virus (COVID-19) on February 27th, 2020. Yokohama… https://www.rawpixel.com/image/2262466/free-photo-image-virus-pandemic-crowd-covidView licensePurple infectious coronavirus outbreak https://www.rawpixel.com/image/2326820/free-illustration-png-virus-coronavirus-scienceView licensePeople with social distancing in public mockup https://www.rawpixel.com/image/2312097/free-illustration-psd-communication-social-distancing-crowdedView licensePeople with social distancing in public mockup https://www.rawpixel.com/image/2313154/free-illustration-psd-covid-mask-faceView licenseNovel Coronavirus SARS-CoV-2–This scanning electron microscope image shows SARS-CoV-2 (yellow)—also known as… https://www.rawpixel.com/image/2294163/free-photo-image-virus-microbiology-scienceFree Image from public domain licenseScientist analyzing samples from industrial hygiene investigations. Original image sourced from US Government department:… https://www.rawpixel.com/image/2288461/free-photo-image-science-laboratory-scientistFree Image from public domain licenseN95 type face masks or respirators. Original image sourced from US Government department: Public Health Image Library… https://www.rawpixel.com/image/2288512/free-photo-image-mask-face-coronavirusFree Image from public domain licenseInterior of Red Cross House at U.S. General Hospital during influenza epidemic, New Heaven, Connecticut (ca. 1918). Original… https://www.rawpixel.com/image/2301123/free-photo-image-spanish-flu-plague-covidFree Image from public domain licenseThank the nurses and medical personnel for their hard work during the coronovirus outbreak https://www.rawpixel.com/image/2293933/free-photo-psd-medical-banner-covidView licenseInfectious coronavirus blood splatter https://www.rawpixel.com/image/2288405/free-photo-image-blood-stain-artView licenseInfectious coronavirus blood splatter https://www.rawpixel.com/image/2288385/free-photo-image-blood-stain-splatterView licenseBlack woman wearing a black mask mockup https://www.rawpixel.com/image/2274547/free-photo-psd-african-american-face-maskView licenseCommuters wearing disposable masks hoping to prevent the spread of corona virus (COVID-19) on February 27th, 2020. Yokohama… https://www.rawpixel.com/image/2262465/free-photo-image-pandemic-covid-maskView licenseUltrastructural illustration of coronavirus and other infectious viruses transparent png https://www.rawpixel.com/image/2296936/free-illustration-png-virus-covid-19-covidView licenseUltrastructural illustration of coronavirus and other infectious viruses transparent png https://www.rawpixel.com/image/2296940/free-illustration-png-covid-pandemic-covid-19View licenseA 3D illustration of a spherical-shaped, measles virus particle that was studded with glycoprotein tubercles transparent png https://www.rawpixel.com/image/2288940/free-illustration-png-bacteria-science-antibodyView licenseHealthcare workers donning a pair of protective goggles and protective equipment. Original image sourced from US Government… https://www.rawpixel.com/image/2288386/free-photo-image-safety-pandemic-workerFree Image from public domain licenseWhite coronavirus under a Microscope. Original image sourced from US Government department: Public Health Image Library… https://www.rawpixel.com/image/2282546/free-photo-image-cell-science-virusFree Image from public domain licenseWalking people keeping distance to protect from COVID-19 viruses wallpaper https://www.rawpixel.com/image/2299748/free-photo-image-walking-mobile-phone-streetView licenseU.S. Embarkation Camp, Pauillac, Gironde, France. Men lowering caskets into graves at the funerals of a soldier and a sailor… https://www.rawpixel.com/image/2298585/free-photo-image-funeral-black-and-white-graveFree Image from public domain licensePurple infectious coronavirus outbreak banner https://www.rawpixel.com/image/2312143/free-illustration-image-background-purple-covidView licenseYoung adults using smartphones as they are walking outdoors https://www.rawpixel.com/image/2306849/free-photo-image-walking-street-manView licenseUnhappy couple during the coronavirus pandemic vector https://www.rawpixel.com/image/2303732/free-illustration-vector-angry-love-face-mask-backgroundView licenseSurgical nurse, Herrin Hospital (private), Herrin, Illinois (1939). Original from Library of Congress. Digitally enhanced by… https://www.rawpixel.com/image/2301133/free-photo-image-spanish-flu-hospital-nurseFree Image from public domain licenseOne of the wards for medical cases at Base Hospital, Dijon, France (1919). Original from Library of Congress. Digitally… https://www.rawpixel.com/image/2301121/free-photo-image-spanish-flu-history-pandemicFree Image from public domain licenseHospital train 64, Allery, France, unloading a hospital train full of influenza patients during World War I. Original image… https://www.rawpixel.com/image/2298623/free-photo-image-world-war-trainFree Image from public domain licenseVolunteer caregivers from The American red cross during flu epidemic (1918). Original image from Oakland Public Library.… https://www.rawpixel.com/image/2298582/free-photo-image-pandemic-vintage-influenzaFree Image from public domain licenseThank the nurses and medical personnel for their hard work during the coronavirus outbreak https://www.rawpixel.com/image/2293989/free-photo-image-kindness-heart-pandemicView licenseThank the nurses and medical personnel for their hard work during the coronovirus outbreak https://www.rawpixel.com/image/2294001/free-illustration-png-gloves-transparent-medical-handshakeView licenseThe blacklegged ticks, Ixodes pacificus known for the zoonotic spirochetal bacteria, Borrelia burgdorferi. https://www.rawpixel.com/image/2288467/free-photo-image-tick-insect-animalFree Image from public domain licenseTransmission electron microscopic (TEM) image highlights the particle envelope of a single, spherical shaped, Middle East… https://www.rawpixel.com/image/2288502/free-photo-image-bacteria-virus-scienceFree Image from public domain licenseUltrastructural morphology shown by coronavirus. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2282549/free-photo-image-virus-covid-scienceFree Image from public domain licenseBlack woman wearing a mask mockup https://www.rawpixel.com/image/2274552/free-photo-psd-mask-portrait-fluView licenseBlack woman wearing a mask and raising her hands up in the air transparent png https://www.rawpixel.com/image/2274566/free-illustration-png-strong-woman-portrait-maskView licenseA woman coughing https://www.rawpixel.com/image/379175/coughing-womanView licenseInfectious coronavirus blood splatter https://www.rawpixel.com/image/2288416/free-photo-image-blood-germs-background-bloodView licenseOperation, Herrin Hospital (private), Herrin, Illinois (1939). Original from Library of Congress. Digitally enhanced by… https://www.rawpixel.com/image/2301119/free-photo-image-doctor-spanish-flu-historyFree Image from public domain licenseNurses at Floating hospital (ca. 1910–1915). Original from Library of Congress. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/2301126/free-photo-image-nurse-spanish-flu-pandemic-1900Free Image from public domain licenseRaccoon, Procyon lotor, a vector in the transmission of rabies to humans and other animals. Original image sourced from US… https://www.rawpixel.com/image/2288472/free-photo-image-fox-animal-animals-public-domainFree Image from public domain licenseAsian woman wearing a mask and coughing mockup https://www.rawpixel.com/image/2276913/free-photo-psd-mockups-virus-portraitView licenseCrossed arms black woman wearing a mask mockup https://www.rawpixel.com/image/2274734/free-photo-psd-african-american-face-maskView licenseBlack woman wearing a mask https://www.rawpixel.com/image/2273049/free-photo-image-mask-african-portraitView licenseInfectious coronavirus blood stain https://www.rawpixel.com/image/2288390/free-photo-image-blood-texture-covid-backgroundView licenseRed Cross Home Service arriving just in time to rescue this woman from the clutches of influenza (1918). Original from… https://www.rawpixel.com/image/2301124/free-photo-image-black-and-white-spanish-flu-historyFree Image from public domain licenseCarpenter and construction worker from Georgia who is recovering from flu (1940). Original from Library of Congress.… https://www.rawpixel.com/image/2301134/free-photo-image-sleep-black-and-white-vintage-photosFree Image from public domain licenseThe open neuropsychiatric ward, U.S. Naval Hospital. Guam, Marianas Islands (1954). Original image from National Museum of… https://www.rawpixel.com/image/2298607/free-photo-image-covid-ward-pandemicFree Image from public domain licenseThe open neuropsychiatric ward, U.S. Naval Hospital, Guam, Marianas Islands (1954). Original image from National Museum of… https://www.rawpixel.com/image/2298600/free-photo-image-hospital-black-and-white-vintageFree Image from public domain licenseBase Hospital 37, Dartford, England with tent during influenza epidemic. Original image from National Museum of Health and… https://www.rawpixel.com/image/2298604/free-photo-image-tent-black-and-white-vintage-photographyFree Image from public domain licenseMERS Coronavirus Particles–Colorized scanning electron micrograph of MERS virus particles (yellow) both budding and… https://www.rawpixel.com/image/2294208/free-photo-image-microbiology-microscope-virusFree Image from public domain licenseNovel Coronavirus SARS-CoV-2–Colorized scanning electron micrograph of an apoptotic cell (green) heavily infected with… https://www.rawpixel.com/image/2294186/free-photo-image-science-medical-microbiologyFree Image from public domain licenseMERS Coronavirus Particles–Transmission electron micrograph of Middle East Respiratory Syndrome virusCoV particles… https://www.rawpixel.com/image/2294155/free-photo-image-microscope-medical-awarenessFree Image from public domain licenseThank the nurses and medical personnel for their hard work during the coronovirus outbreak https://www.rawpixel.com/image/2293977/free-illustration-png-doctor-thank-you-nurseView licensePhotomicrograph of a blood smear specimen. 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