Screening for colorectal cancer.
Ault
M J
MJ
Mandel
S A
SA
D003113:Colonoscopy / Q000191:economics; D015179:Colorectal Neoplasms / Q000175:diagnosis*; D017048:Health Care Costs; D006801:Humans; D020694:Sigmoidoscopes; D012812:Sigmoidoscopy / Q000191:economics