She is the pioneer in Pediatric Rheumatology in the Philippines.
She has done research work within the field of Pediatrics and Rheumatology.
She is a Member Emeritus of the American College of Rheumatology, member of the International Clinical Epidemiology Network, and Advisory Editorial Board member of Journal of Clinical Epidemiology. She is presently a member of the WHO Expert Advisory Panel on Clinical Practice Guidelines and Research Methods and Ethics . She has authored several journal articles and book chapters, with special interest on issues of applicability and equity. Her most recent publication is the second edition of their user-friendly simplified book entitled “Painless Evidence-Based Medicine” targeted for EBM practitioners.
She has been a Cochrane Reviewer since 2000. She has published and updated 5 Cochrane Systematic Reviews on the following topics: diarrhea, amoebic dysentery, and sepsis. She has been involved in introducing Evidence-based Medicine and Evidence-based Clinical Practice Guidelines in the Philippines and in the Asia-Pacific region.