Strain used in Mumps vaccine: (A) Oka, (B) Jeryl Lynn, (C) Danish 1331, (D) Edmonston Zagreb
Answer is B. Strains in Mumps Jeryll Lynn strain RIT 4385 Leningrad 3 strain L-Zagren strain Urabe strain Rubini strain Strains in Measles Edmonston-Zagreb strain Schwatz strain Moraten strain