title: Ectopic pregnancies in women associated with the US armed forces.
authors.forename: W H
authors.initials: WH
authors.lastname: James
mesh_terms: D015444:Exercise; D005260:Female; D006801:Humans; D008889:Military Personnel; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000209:etiology*; D012307:Risk Factors