1. History of the American Board of Ophthalmology;Cordes;Tr. Am. Ophth. Soc.,1961
2. Multiple choice questions in the written examination of the American Board of Ophthalmology;Adler;Tr. Am. Ophth. Soc.,1958
3. The orthopedic training study;Miller;J.A.M.A.,1968
4. Orthopedic in-training examination;Nattress,1969
5. Orthopaedics and the impact of learning theory;Gregory,1969