De Vera, A. (2020). WHO-led clinical trials for COVID vaccine could start end of October - DOH. Manila Bulletin.
Chicago Style (17th ed.) CitationDe Vera, Analou. "WHO-led Clinical Trials for COVID Vaccine Could Start End of October - DOH." Manila Bulletin 2020.
MLA (9th ed.) CitationDe Vera, Analou. "WHO-led Clinical Trials for COVID Vaccine Could Start End of October - DOH." Manila Bulletin, 2020.
Warning: These citations may not always be 100% accurate.