DM NO. 1563, S. 2026 STRENGTHENING THE PREVENTION AND CONTROL OF INFLUENZA-LIKE ILLNESS IN SCHOOLS Posted on November 10, 2026 by DepEd Mandaluyong Leave a comment DM NO. 1563, S. 2026 STRENGTHENING THE PREVENTION AND CONTROL OF INFLUENZA-LIKE ILLNESS IN SCHOOLS Memorandum Numbered