title: The what, when, why and how of the National Certification Exam.
authors: American Occupational Therapy Certification Board.
authors: M S
authors: MS
authors: Gray
mesh_terms: D002568:Certification; D004521:Educational Measurement; D006801:Humans; D009788:Occupational Therapy / Q000592:standards*; D010934:Planning Techniques; D013044:Specialty Boards; D014481:United States