310,209 SYMPOSIUM A symposium : Antibiotic Prophylaxis for Surgical Infections : this symposium was held on October 16, 1991, in Florence, Italy / guest eds. : Adolfo Turano, Ronald N. Jones. - Washington ; Neton t Cahners Publ. Co., 1992. - [6], 49 s. ; wykr. : 28 cm (The American Journal of Surgery, ISSN 0002-9610 ; vol. 164, nr 4A suppl.)