Evaluation of cervicovaginal fluid for specific amniotic fluid protein(s) (eg, placental alpha microglobulin-1 [pamg-1], placental protein 12 [pp12], alpha-fetoprotein), qualitative, each specimen
Evaluation of cervicovaginal fluid for specific amniotic fluid protein(s) (eg, placental alpha microglobulin-1 [pamg-1], placental protein 12 [pp12], alpha-fetoprotein), qualitative, each specimen