SHERLOCK PAUL /red./ 296,823 .PRECANCEROUS Precancerous lesions of the gastrointestinal tract : /International Symposium on Precancerous ... in October 1981, Bologna, Italy/ / Ed. Paul Sherlock /et al./ ;/contributors R. N. Allan et al./. -New York : Raven Press /1983/.- XII /1 /, 330 s. : il., wykr. ; 26 cm ISBN 0-89004-883-5 t