1. Allgöwer M, Troehler U (1996) History of the International Society of Surgery (ISS), Sociétè Internationale de Chirurgie (SIC). In: SIC Membership Directory, S 39
2. Bonner TN (1963) American Doctors and German Universities. Univ of Nebraska Press, Lincoln
3. Borst HG (1985) Hands across the ocean. J Thorac Cardiovasc Surgery 90: 477–489
4. Borst HG (1992) Das Wanderjahr von Edward D. Churchill. Langenbecks Arch Chir 377:195–203
5. Cameron JL (1997) William Steward Halsted. Ann Surg 225: 445–458