The risks of screening: data from the Nottingham randomised controlled trial of faecal occult blood screening for colorectal cancer
M H E Robinson, J D Hardcastle, S M Moss, S S Amar, J O Chamberlain, N C M Armitage, J H Scholefield, C M Mangham
Gut Oct 1999, 45 (4) 588-592; DOI: 10.1136/gut.45.4.588