3) HERMAN, F. & G. H. WARREN: Enhanced susceptibility of Penicillin-Resistant Staphylococci to phagocytosis after in vitro incubation with low doses of nafcillin (38177). Proc. Soc. Exp. Biol. Med. 146: 707-711, 1974
5) SVANBORG, C.; T. SANOBERG, K. STENOVIST S. AHISTEDT: Decrease in adhesion of Escherichia coli to human urinary tract epithelial cells in vitro by sub inhibitory concentrations of ampicillin. Infection 6 (5-1): 121-124, 1978