| Abbreviations | Meaning |
 | FBS | Finnish Bone Society (EFFO Member Society) |
 | MBLA | Methylbenzyl Linoleic Acid; Mouse-specific Bone-marrow-derived Lymphocyte Antigen |
 | IOA | Inner Optic Anlage; International Osteopathic Association |
 | FNBMD | Femoral Neck Bone Mineral Density |
 | RAS | Rheumatoid Arthritis Serum |
 | OMG | Object Management Group; Oligodendrocyte-myelin Glycoprotein; Osteopathic Medical School Graduate |
 | SARA | Sexually Acquired Reactive Arthritis; Superfund Amendments And Reauthorization |
 | MUD | Matched Unrelated Donor - For Bone Marrow Transplant |
 | OAP | Osteoarthropathy |
 | BC | Bone Conduction |
 | VSO | Vertical Sagittal Split Osteotomy |
 | OP | Osteoporosis |
 | ABMT | American Board Of Medical Toxicology; Autologous Bone Marrow Transplantation |
 | OPS | Operations; Optical Position Sensor; Optimal Parameter Search [algorithm]; Osteoporosis-pseudolipoma Syndrome; Outpatient Service; Outpatient Surgery |
 | GO | Gastro-[o]esophageal; Geroderma Osteodysplastica; Glutamic Oxylacetic [acid]; Gonorrhea; Glucose Oxidase |