title: A survey of student opinion on optional courses in the medical curriculum.
mesh_terms: D000367:Age Factors; D001290:Attitude; D003479:Curriculum; D004501:Education, Medical; D004504:Education, Medical, Undergraduate; D005260:Female; D006801:Humans; D008297:Male; D012737:Sex Factors; D013223:Statistics as Topic; D013337:Students, Medical