[1]
Trujillo S., H. et al. 2003. In vitro” cefprozil-effectiveness against clinical isolations of streptococcus pneumoniae, haemophilus influenzae, staphylococcus aureus, streptococcus pyogenes y moraxella catarrhalis. Medicina UPB. 22, 1 (Jun. 2003), 59–64.