A COMPARATIVE STUDY ON THE EFFICACY AND SAFETY OF A SHAMPOO CONTAINING PIROCTONE OLAMINE COMBINED WITH SALICYLIC ACID VERSUS A 1% SELENIUM SULFIDE SHAMPOO AT HO CHI MINH CITY HOSPITAL OF DERMATO-VENEREOLOGY. YHCĐ. 2026;67(CD15). doi:10.52163/yhc.v67iCD15.6708