Endoscopic assessment of oesophagitis: clinical and functional correlates and further validation of the Los Angeles classification
L R Lundell, J Dent, J R Bennett, A L Blum, D Armstrong, J P Galmiche, F Johnson, M Hongo, J E Richter, S J Spechler, G N J Tytgat, L Wallin
Gut Aug 1999, 45 (2) 172-180; DOI: 10.1136/gut.45.2.172
