LORENZ WILFRIED 300,370 DURATION Duration of antibiotic treatment in surgical infections of the abdomen : discussion forum for attaining consensus / guest eds. : Moshe Schein, Dietmar H. Wittman and Wilfried Lorenz. - Oslo [etc.] : Scandinavian University Press, 1996. - 75 s. : wykr. ; 28 cm (The European Journal of Surgery, ISSN 1102-416X ; suppl. 576)