DM NO. 639, S. 2024. 2ND QUARTER MEETING OF DENTISTS AND DENTAL AIDES FOR 2024 Posted on June 13, 2024 by DepEd Mandaluyong Leave a comment DM NO. 639, S. 2024. 2ND QUARTER MEETING OF DENTISTS AND DENTAL AIDES FOR 2024 Memorandum Numbered