SM Supermalls, in partnership with the Department of Health (DOH) launches the Chikiting Ligtas Measles-Rubella and Oral Polio Vaccine Supplemental Immunization Activity (MR-OPV SIA) on May 01-31, 2023 in 60 SM malls in cooperation with Healthy Pilipinas, United Nations International Children’s Emergency Fund (UNICEF), and the World Health Organization (WHO).