<prompt> True about mumps vaccineKilled vaccine95 efficacyOnly one dose is givenNot combined with any other vaccine  <response>: Widely used live attenuated mumps vaccines include the Jeryl-Lynn, RIT 4385, Leningrad-3, L-Zagreb and Urabe strains. A single dose0.5ml produces antibodies in 95 of vacinees. Ref: 25th edition, Parks Textbook of Preventive and Social Medicine, Page no. 166 