INVESTIGATIONS ON ATTENUATED MEASLES VIRUS STRAINS.
D000818:Animals; D006168:Guinea Pigs; D000882:Haplorhini; D008459:Measles virus; D012106:Research; D014611:Vaccination; D014765:Viral Vaccines
D014765:Viral Vaccines
EXPERIMENTAL LAB STUDY; GUINEA PIGS; MEASLES VIRUS; MONKEYS; VACCINATION; VIRAL VACCINES