1. Eggert, A., Wittmann, D. H., Schröder, H. J., Schimmel, G. Die Bedeutung intraoperativer bakterieller Befunde bei Gallenblasenund Gallenwegsoperationen. Münch. Med. Wschr. 119 (1977) 955–958.
2. Engström, J., Groth, C.-G., Lundh, G., Lönnqvist, B. Infectious complications after surgery for biliary calculus. Acta Chir. Scand. 138 (1972) 357–361.
3. Bergan, T., Dobloug, J., Liavag, J. Bacterial isolates in cholecystitis and choledocholithiasis. Scand. J. Gastroenterol. 14 (1979) 625–631.
4. Chetlin, S. H., Elliott, D. W. Preoperative antibiotics in biliary surgery. Arch. Surg. 107 (1973) 319–323.
5. Helm, E. B., Wacha, H. Antibiotica-Therapie bei Gallenwegsinfektionen. Antibiotica in der Praxis 4 (1978) 49–57.