OPAOrganization of Professional Associations of Sri Lanka OPAOffice of Professional Attachment OPAOut of Place Artifact OPAOrthopaedic Practice Assembly(Medical Group Management Association) OPAOverarching Partnering Agreement OPAOntario Physiotherapists Association ...
Association of Hand Surgeons of the Philippines Trustee and Secretary Philippine Board of Orthopedics Ermita, Manila Philippines Prof. Merter Ozenci Private practice Orthopaedics and Traumatology / Sports Injuries Antalya, Turkey Dr. Nilo Paner, MD, FPOA ...