Mumpsvax is Merck's brand of the Jeryl Lynn strain vaccine which dates from 1967 and is standard in the USA in 2006.
It dates from 1967 and is standard in the USA in 2006. Mumpsvax is Merck's brand of the Jeryl Lynn strain vaccine.
Mumpsvax is Merck's brand of the Jeryl Lynn strain vaccine. It dates from 1967 and is standard in the USA in 2006.
Mumpsvax is Merck's brand of the Jeryl Lynn strain vaccine. It dates from 1967 and is standard in the USA in 2006.