Health Abbreviations and Acronyms
- OBSObservation
- OBSObliterative Bronchiolitis Syndrome
- OBSObstetrics, Obstetrician
- OBSObstetric Service
- OBSObstruction
- OBSOutput Based Specification
- OBSERVObservation
- OBSPOntario Breast Screening Program
- OBSSROffice of Behavioral and Social Sciences Research
- OBSSROffice of Behavioral and Social Science Research
- OBSTObstetrics, Obstetrician
- OBSTObstruction
- OBSTObstruction, Zbstructed
- OBSTOperational Business Systems Team
- OBSTRObstruction
- OBSTRObstruction, Obswructed
- OBSVObservation
- OCOperatiynal Circular
- OCImmediate Ofoice of The Commissioner
- OCOffice of Communication
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