1. Photodynamic therapy for malignant tumours of the ampulla of Vater. Issue 6 (June 1995) Authors: Abulafi, A M; Allardice, J T; Williams, N S; van Someren, N; Swain, C P; Ainley, C Journal: Gut Issue: Volume 36:Issue 6(1995) Page Start: 853 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗