1. Dagnini G, Bergamo S, Caldironi MW, Marin G, Patella N, Salmi A (1979) Validità e limiti delle prove diagnostiche in epatologia. Laparoscopia ed epatobiopsia. In: Attualità in diagnostica e terapia delle malattie del fegato e delle vie biliari. II pensiero scientifico Editore, Roma
2. Vogel HM, Scherer K, Look D (1980) Comparative studies of laparoscopy, histology and gray-scale echotomography in diffuse diseases of the liver. Endoscopy 12:166–174
3. Möri M (1987) Laparoscopy-present situation and prospects. Endoscopy 19:167–168
4. Buscarini L, Sbolli G, Civardi G, Di Stasi M, Fermi S, Buscarini E, Cavanna L, Fornari F (1987) La biopsie percutanée guidée sous échographie modifiet-elle les indications de la laparoscopic en hépatologie? Acta Endoscopica 2:85–87
5. Savarino V, Magnolia MR, Scalabrini P, Piciotto A, Percario G, Bonello A, Zentilin P, Dodero M, Celle G (1987) Are sonography and radionuclide investigation alternative or complementary in diagnosing liver diseases? A comparison between these methods and laparobiopsy. Ital J Gastroenterol 19:5–9