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neisseria gonorrhoeae colonies after having grown for a period of 24 hours on gc media base agar

giemsa stain shows an aotus monkeys parasitized blood containing p falciparum taken after 48 hours

within a few minutes after the proper anopheline vector ingests the gametocytes microgametocytes develop into microgametes

airplane as it flies over a texas city after dispersing its payload of insecticide

female washes her hands after handling her vaccination site bandage

demonstration of waterproof bandage after taking a shower

demonstration of how a smallpox vaccinee should remove a waterproof bandage after taking a shower

children of cameroon with their vaccination certificates after vaccinated against smallpox

helicopter that had just landed after transporting investigators across the yambuku zaire

old reed hill house located in dacca east pakistan which became bangladesh after 1971

el shahid ahmed shaalan primary school after lead remediation egypt

after a water users association and irrigation plan was put into place farmersaw

after cyclone in tulatoli village bara baisdia union galachipa upazila patuakhali bangladesh

woman from sudan sells smoked fish at a market in yei southern sudan after receiving a microenterprise loan
