Three "C": a change. (Presidential address 1975 of the European Society for Clinical Investigation).
D000367:Age Factors; D001291:Attitude of Health Personnel; D001363:Awards and Prizes; D005060:Europe; D010506:Periodicals as Topic / Q000592:standards*; D012106:Research / Q000592:standards*; D012108:Research Personnel; D012109:Research Support as Topic; D012955:Societies, Medical; D014481:United States