The American Society for Gastrointestinal Endoscopy at the turn of the century and beyond.
Nord
H J
HJ
D016099:Endoscopy, Gastrointestinal / Q000592:standards / Q000639:trends*; D005544:Forecasting; D017408:Guidelines as Topic; D006801:Humans; D011050:Policy Making; D012106:Research / Q000639:trends; D012955:Societies, Medical; D014481:United States