INSTRUCTION TO THE FIELD REGARDING THE OPERATIONALIZATION OF DM 28, S.2021 PARTICULARLY ON THE VACCINATION OF TEACHING AND NON-TEACHING PERSONNEL Posted on July 19, 2021 by DepEd Mandaluyong Leave a comment 21-07-042. INSTRUCTION TO THE FIELD REGARDING THE OPERATIONALIZATION OF DM 28, S.2021 PARTICULARLY ON THE VACCINATION OF TEACHING AND NON-TEACHING PERSONNEL Memorandum Unnumbered
