Social & Preventive Medicine National Immunization Schedule 2020-21 ec8069f4 The strain used in Mumps vaccine is A Jeryl Lynn B Edmonston Zagreb C RA 27/3 D Oka High-Yield Explanation The various strains used for Mumps include Jeryl-Lynn, RIT-4385, Leningrad-3, L-Zagreb and Urabe strains.