DM NO. 669, S. 2024. INVITATION TO ORIENTATION AND TRAINING ON NOTIFIABLE DISEASES AS PER RA 11332 Posted on June 20, 2024 by DepEd Mandaluyong Leave a comment DM NO. 669, S. 2024. INVITATION TO ORIENTATION AND TRAINING ON NOTIFIABLE DISEASES AS PER RA 11332 Memorandum Numbered