Gastrectomy with Roux-en-Y anastomosis for peptic ulcer : a prospective comparison with Billroth II gastrectomy / Paulus Nicolaas Maria Antonius Rieu ; [ill. Cees Nicolasen]

Gastrectomy with Roux-en-Y anastomosis for peptic ulcer : a prospective comparison with Billroth II gastrectomy / Paulus Nicolaas Maria Antonius Rieu ; [ill. Cees Nicolasen]