what year did B.C. start administering the two doses of MMR....

Question: 

what year did B.C. start administering the two doses of MMR. 

Answer: 

A second dose of the MMR vaccine was introduced at 18 months as part of the routine schedule in 1996. Health care providers can refer to Section 1A of the BCCDC Immunization Manual for information on the history of immunizations in BC.