title: A comparison of instructional techniques: internal-external vs external only.
mesh_terms: D002983:Clinical Competence; D004504:Education, Medical, Undergraduate; D005069:Evaluation Studies as Topic; D005260:Female; D005837:Genitalia, Male; D006801:Humans; D007484:Iowa; D008297:Male; D010808:Physical Examination; D012007:Rectum; D013663:Teaching / Q000379:methods*; D014572:Urology / Q000193:education*