School children in the northern Indian state of Uttar Pradesh waiting for measles and polio vaccination. https://www.rawpixel.com/image/2288335/free-photo-image-children-india-covidFree Image from public domain licenseA young Indian girl receiving a dose of oral polio vaccine by a trained healthcare worker. Original image sourced from US… https://www.rawpixel.com/image/2288488/free-photo-image-india-vaccine-covidFree Image from public domain licenseA Cambodian boy receiving his injection of measles vaccine. Original image sourced from US Government department: Public… https://www.rawpixel.com/image/2288317/free-photo-image-vaccine-measles-cambodiaFree Image from public domain licenseHand holding variation of object https://www.rawpixel.com/image/379541/premium-psd-chinese-medicine-america-americanView license