Penicillin prophylaxis and the neonatal microbial flora.
D001419:Bacteria / Q000254:growth & development*; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D004755:Enterobacteriaceae / Q000254:growth & development; D006801:Humans; D007231:Infant, Newborn; D010400:Penicillin G / Q000627:therapeutic use*; D011897:Random Allocation; D013212:Staphylococcus epidermidis / Q000254:growth & development; D013290:Streptococcal Infections / Q000517:prevention & control*; D013291:Streptococcus / Q000254:growth & development; D013292:Streptococcus agalactiae
D010400:Penicillin G