Validity of endoscopic classification of nonerosive reflux disease.
Joh T, Miwa H, Higuchi K, Shimatani T, Manabe N, Adachi K, Wada T, Sasaki M, Fujiwara Y, Hongo M, Chiba T, Kinoshita Y; ARS Research Group.
Joh T, et al.
J Gastroenterol. 2007 Jun;42(6):444-9. doi: 10.1007/s00535-007-2022-3. Epub 2007 Jun 29.
J Gastroenterol. 2007.
PMID: 17671758