First-time failure rates of candidates for American Board of Ophthalmology certification.
Clarkson
John G
JG
D002568:Certification / Q000706:statistics & numerical data*; D002983:Clinical Competence / Q000592:standards*; D004503:Education, Medical, Graduate / Q000592:standards*; D004521:Educational Measurement / Q000379:methods*; D006801:Humans; D007396:Internship and Residency / Q000592:standards*; D009885:Ophthalmology / Q000193:education / Q000706:statistics & numerical data*; D014481:United States