An assessment of the expanded program on immunization (EPI) in the philippines: supply-side challengesw and ways forward. 

 - volumes :  illustrations ;  23 cm. 
 - Number 4 
 - Research paper series no. 2022-04. .
<br/><br/>Includes bibliographical references  
<br/><br/><label>ISSN: </label>1908-3297 2508-0830 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vaccination--Periodicals.<br/>Public health--Periodicals.<br/>Health services administration--Periodicals.<br/>Communicable disease control--Periodicals.<br/>Program evaluation--Periodicals.