Intravenous and oral mono- or combination-therapy in the treatment of severe infections: ciprofloxacin versus standard antibiotic therapy. Ciprofloxacin Study Group - Krumpe,P.E.; Cohn,S.; Garreltes,J.; Ramirez,J.; Coulter,H.; Haverstock,D.; Echols,R. (J Antimicrob Chemother, 1999)