Chavez, C. A., & Damicog, J. G. (2020). COVID-19 positivity rate in PH going down: From 20%, the percentage of those tested positive is now 6%. Manila Bulletin.
Chicago-viite (17. p.)Chavez, Chito A., ja Jeffrey G. Damicog. "COVID-19 Positivity Rate in PH Going Down: From 20%, the Percentage of Those Tested Positive Is Now 6%." Manila Bulletin 2020.
MLA-viite (9. p.)Chavez, Chito A., ja Jeffrey G. Damicog. "COVID-19 Positivity Rate in PH Going Down: From 20%, the Percentage of Those Tested Positive Is Now 6%." Manila Bulletin, 2020.
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