Chair, Department of PMR, The Medical City - South Luzon, a Servant of servants, University of the Philippines

Staff Physician, University Health Network Toronto, Canada

Consultant Physical Medicine Rehabilitation, King Fahad Medical City Riyadh, Saudi Arabia

Consultant in Spinal Injuries and Amputee & Prosthetics, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, UK

Consultant Physical Medicine Rehabilitation & Pain Management Centro Hospitalar Medio Tejo, Portugal

Consultant Physical Medicine Rehabilitation & Pain Management Derby & Burton University Hospitals NHS Trust, UK

Professor Physical Medicne & Pain Medicine National Taiwan University Hospital, Bei-Hu Branch, Physical Medicine and Rehabilitation, Taiwan

Staff Physical Medicine Rehabilitation & Pain Medicine, Senior Specialist in Pain Medicine at Hospital Clinic de Barcelona, Spain & Portugal