title: Ectopic pregnancy--United States, 1986.
mesh_terms: D000328:Adult; D000367:Age Factors; D044383:Black People; D005260:Female; D006801:Humans; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000453:epidemiology* / Q000401:mortality; D013997:Time Factors; D014481:United States; D001741:Black or African American