The DPT booster will be changed to pentavalent at 18 months of age. The MMR booster will be changed from 5 years to 18 months according to the recommendation of the International Measles - Rubella Commission. Vaccination against COVID will be included for all children from 6 months to 3 years of age. A booster will be given to all children from 3 to 12 years of age who were vaccinated with two doses of COVOSI D vaccine from SINOVAC laboratory. In the first quarter of 2023 the committee will be reconvened to evaluate the option of changing the 18-month VOP booster to VIP and leaving only one dose of VOP at 5 years of age.