Comments on: Pfizer says pandemic could extend through 2023, studies 3-dose vaccine course for children /1529157/pfizer-says-pandemic-could-extend-through-2023-studies-3-dose-vaccine-course-for-children Latest Philippine ºÃÉ«ÏÈÉúTV for Filipinos Sat, 18 Dec 2021 06:31:18 +0800 hourly 1 https://wordpress.org/?v=6.8.1