Dr. Erwin de Mesa, president of the Philippine Infectious Disease Society for Obstetrics and gynecology, discusses the Human Papilloma Virus that can affect women’s and men’s organs alike during the National Immunization Program Parents Forum on Friday at Taguig Lakeshore, Taguig City. The Metro Manila Center for Health Development strengthened its alliance with the Department of Education, Local Government Units, medical societies, and other stakeholders to build a more sustainable immunization system that can increase uptake of vaccines among Filipinos across all stages of their lives.