Ectopic pregnancy--United States, 1984 and 1985.
D000293:Adolescent; D000328:Adult; D001741:Black or African American; D005260:Female; D006801:Humans; D011159:Population Surveillance; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000453:epidemiology* / Q000208:ethnology / Q000401:mortality; D014481:United States