Supply and oversupply of physicians: past trend and future development.
D002489:Central America; D003906:Developing Countries; D005060:Europe; D005260:Female; D007564:Japan; D008297:Male; D009520:New Zealand; D010820:Physicians / Q000600:supply & distribution*; D012575:Schools, Dental / Q000600:supply & distribution; D012577:Schools, Medical / Q000600:supply & distribution; D013020:South America; D014481:United States