title: Should all people over the age of 50 have regular fecal occult-blood tests? Postpone population screening until problems are solved.
authors.affiliation: Queen's University, Kingston, ON, Canada.
authors.forename: J B
authors.initials: JB
authors.lastname: Simon
mesh_terms: D000368:Aged; D015179:Colorectal Neoplasms / Q000517:prevention & control*; D003365:Costs and Cost Analysis; D004992:Ethics, Medical; D006801:Humans; D008403:Mass Screening / Q000191:economics; D008875:Middle Aged; D009780:Occult Blood; D010349:Patient Compliance; D011237:Predictive Value of Tests; D012680:Sensitivity and Specificity