Gastrectomy with Roux-en-Y anastomosis for peptic ulcer : a prospective comparison with Billroth II gastrectomy / Paulus Nicolaas Maria Antonius Rieu ; [ill. Cees Nicolasen]Over perforatie van maag- en duodenumzweren / F.G. InsingerPeptische aandoeningen / [W. Hameeteman ... et al.]Peptische aandoeningen / [R.P. Adang ... et al.]Dyspeptische klachten / [H.J.A. Jebbink ... et al.]Helicobacter pylori infection and dyspepsia in primary care : studies on diagnosis and guideline implementation / Catherine Friderieke WeijnenThe continuing story of peptic ulcer bleeding / Monique Esther van LeerdamThe continuing story of peptic ulcer bleeding / Monique Esther van LeerdamOver perforatie van maag- en duodenumzweren / F.G. InsingerCimetidine in peptic ulcer disease : short and long term treatment and studies on immunological effects / Henk Paul Marie Festen