Gelijns, Annetine C.; Rosenberg, Nathan. Chapter 4: From the Scalpel to the Scope: Endoscopic Innovations in Gastroenterology, Gynecology, and Surgery. Rosenberg, N; Gelijns, AC; Dawkins, H (编). Sources of Medical Technology: Universities and Industry.. National Academies Press (US). 1995 [2020-12-13]. (原始内容存档于2021-01-28) (英语).
Gelijns, Annetine C.; Rosenberg, Nathan. Chapter 4: From the Scalpel to the Scope: Endoscopic Innovations in Gastroenterology, Gynecology, and Surgery. Rosenberg, N; Gelijns, AC; Dawkins, H (编). Sources of Medical Technology: Universities and Industry.. National Academies Press (US). 1995 [2020-12-13]. (原始内容存档于2021-01-28) (英语).