Screening for group B strep.
D000328:Adult; D005260:Female; D005865:Gestational Age; D006287:Health Planning Guidelines; D006801:Humans; D007226:Infant Mortality / Q000639:trends; D007231:Infant, Newborn; D018445:Infectious Disease Transmission, Vertical / Q000517:prevention & control*; D008403:Mass Screening / Q000592:standards* / Q000639:trends; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000175:diagnosis*; D018570:Risk Assessment; D013290:Streptococcal Infections / Q000175:diagnosis* / Q000635:transmission*; D013292:Streptococcus agalactiae / Q000302:isolation & purification*; D014481:United States