title: Letter: Group B beta hemolytic streptococcus infections in newborn infants.
mesh_terms: D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000175:diagnosis* / Q000188:drug therapy / Q000382:microbiology; D008297:Male; D010406:Penicillins / Q000627:therapeutic use; D011247:Pregnancy; D013290:Streptococcal Infections / Q000175:diagnosis* / Q000188:drug therapy / Q000382:microbiology; D013997:Time Factors
chemical_list: D010406:Penicillins