DOH says booster shot for Sinovac still being studied

Bibliographic Details
Published in:	Philippine Star Vol. 35, no. 364 (28 Jul. 2021), 1+
Main Author:	Crisostomo, Sheila
Other Authors:	Romero, Alexis, Ramirez, Robertzon
Format:	Article
Language:	English
Published:	2021
Subjects:	COVID-19 vaccines Sinovac Biotech Ltd. Philippines. Department of Health