TY - JOUR T1 - Duterte receives Sinopharm COVID-19 booster JF - Philippine Star A1 - Flores, Helen LA - English YR - 2022 UL - https://tuklas.up.edu.ph/Record/IPN-00000823721 KW - Duterte, Rodrigo R. KW - Booster vaccines KW - China National Pharmaceutical Group Co., Ltd. (Sinopharm) ER -