The Formulator of First Vita Plus
Dr. Jaime Galvez Z. Tan is a former Secretary of the Department of Health. He served as Undersecretary and Chief of Staff of the Department of Health from 1992 to 1994.Prior to that time, he held senior positions at the United Nations Children Fund (UNICEF), both at the national and the regional levels.
Earlier, Dr. Galvez [...]