1. Choledocholithiasis;Berk;Am. J. Surg.,1942
2. Surgery of the Alimentary Tract;Devine,1940
3. One Hundred Surgical Problems;Mumford,1917
4. Chronic Diseases of the Abdomen;Marshall,1938
5. The gallbladder problem in general practice;Macdonald;Canad. M. A. J.,1941