1. Arteriosclerosis, duodenal ulcer, blood group, and secretor status. Issue 5777 (25th September 1971) Authors: Hall, R; Bunch, G A; Humphrey, C S Journal: BMJ Issue: Volume 3:Issue 5777(1971) Page Start: 767 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗