CHO pushes for zero open defecation in Davao City CHO pushes for zero open defecation in Davao City By Maimona Wanda Lao on January 24, 2024 THE CITY Health Office (CHO) is dedicated to making Davao City a certified zero open defecation (ZOD) zone. In a radio interview, Luzviminda Paig, CHO Environment and Sanitation Division head,… Continue readingCHO pushes for zero open defecation in Davao City