Open AccessDouble blind randomized control trial of occult blood bead test and gastroscopy-pathology screening for upper digestive tract cancer
Author(s) -
Dashan Qin,
Guoqing Wang,
Zu-Yu Wang
Publication year - 1998
Publication title -
world journal of gastroenterology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.427
H-Index - 155
eISSN - 2219-2840
pISSN - 1007-9327
DOI - 10.3748/wjg.v4.isuppl2.66
Subject(s) - medicine , occult , pathology , cancer , double blind , digestive tract , randomized controlled trial , gastroenterology , placebo , alternative medicine