Memorandum from the Office of the Executive Director (MOED) No. 205, series of 2022 on the Participation to the National COVID-19 Vaccination Days on March 10-12, 2022 (Thursday to Saturday)Chedro3-post / By chedro3 Participation to the National COVID-19 Vaccination Days on March 10-12, 2022 (Thursday to Saturday)