1. Perforation of the gall bladder;Eliason;Ann. Surg.,1934
2. Acute cholecystitis—conservative treatment;Branch;New England J. Med.,1936
3. Treatment of acute cholecystitis;Smith;Am. J. Surg.,1938
4. Immediate and delayed treatment of acute cholecystitis;Cave;Surg., Gynec. & Obst.,1938
5. Results of conservative treatment of acute cholecystitis;Pennoyer;Ann. Surg.,1938