Ruiz, Ellalyn De Vera <br/><br/>
OCTA: Covid-19 positivity rate 'very high' in 7 provinces / 
by Ellalyn De Vera-Ruiz. 
 - [S.l.] :  Manila Bulletin,  November 22, 2022. 
<br/><br/>In:  Manila Bulletin (November 22, 2022), various columns, various pagination 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communicable diseases.