title: Colorectal cancer screening: you can't be positive about a negative result.
authors.forename: J
authors.initials: J
authors.lastname: Hoey
authors.forename: E
authors.initials: E
authors.lastname: Wooltorton
mesh_terms: D015179:Colorectal Neoplasms / Q000175:diagnosis*; D005188:False Negative Reactions; D006801:Humans; D008403:Mass Screening; D015203:Reproducibility of Results