1. Absorption of vitamin B12 in man following extensive resection of the jejunum, ileum, and colon;Allcock;Gastroenterology,1961
2. Autoimmune hemolytic anemia complicating ulcerative colitis;Balint;Gastroenterology,1962
3. Site of absorption of vitamin B12 in man;Booth;Lancet,1959
4. Demonstration of circulating antinuclear globulins in ulcerative colitis;Calabresi;J. Clin. Invest,1961
5. Sites of absorption of vitamin B12;Citrin;J. Lab. & Clin. Med,1957