A. Walan

Long-term omeprazole treatment in resistant gastroesophageal reflux disease: Efficacy, safety, and influence on gastric mucosa

Elly C. Klinkenberg–Knol, Frits Nelis, John Dent et al. · Gastroenterology · 2000 · 544 citations · Full text

Esophagus, Gastrointestinal Pharmacology, Long-term Omeprazole Treatment +6

Effect of Omeprazole and Ranitidine on Ulcer Healing and Relapse Rates in Patients with Benign Gastric Ulcer

A. Walan, C B Lamers, D. W. Piper et al. · New England Journal of Medicine · 1989 · 382 citations

Ulcer Relapse, Ulcer Healing, Anti-inflammatory Agents +12

Cure of <i>Helicobacter pylori</i> infection in patients with reflux oesophagitis treated with long term omeprazole reverses gastritis without exacerbation of reflux disease: results of a randomised controlled trial

Ernst J. Kuipers, G.F. Nelis, Elly C. Klinkenberg–Knol et al. · Gut · 2003 · 220 citations · Full text

Seven-year follow-up of a randomized clinical trial comparing proton-pump inhibition with surgical therapy for reflux oesophagitis

Lars Lundell, Pekka Miettinen, H. E. Myrvold et al. · British journal of surgery · 2007 · 171 citations · Full text

MAINTENANCE TREATMENT OF RECURRENT PEPTIC ULCER BY CIMETIDINE

G. Bodemar, A. Walan · The Lancet · 1978 · 170 citations

Gastrointestinal Pharmacology, Medicine, Gastroenterology +2