Female physicians in the 1970s: their changing roles in medicine.
D000328:Adult; D000367:Age Factors; D000368:Aged; D002321:Career Choice; D002755:Choice Behavior; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010822:Physicians, Women / Q000600:supply & distribution*; D012737:Sex Factors; D014481:United States