title: Twin pregnancies: incidence of group B streptococcal colonization and disease.
mesh_terms: D000653:Amniotic Fluid / Q000382:microbiology; D004200:Diseases in Twins; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008581:Meningitis / Q000453:epidemiology; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000453:epidemiology*; D012306:Risk; D018805:Sepsis / Q000453:epidemiology; D013290:Streptococcal Infections / Q000453:epidemiology*; D013292:Streptococcus agalactiae / Q000302:isolation & purification*