Colorectal cancer screening: now is the time.
Winawer
S J
SJ
Department of Medicine, Memorial Sloan-Kettering Cancer Center, New York, NY 10021, USA.
Zauber
A G
AG
D000368:Aged; D003113:Colonoscopy; D015179:Colorectal Neoplasms / Q000175:diagnosis*; D005260:Female; D006266:Health Education; D006801:Humans; D008297:Male; D008403:Mass Screening / Q000379:methods*; D008875:Middle Aged; D009780:Occult Blood; D009864:Ontario; D012812:Sigmoidoscopy