title: History and findings in ectopic pregnancies in women with and without an IUD.
mesh_terms: D000022:Abortion, Spontaneous; D019049:Developed Countries; D004194:Disease; D005060:Europe; D005500:Follow-Up Studies; D015994:Incidence; D009664:Norway; D000292:Pelvic Inflammatory Disease; D011154:Population Characteristics; D011248:Pregnancy Complications; D011271:Pregnancy, Ectopic; D011446:Prospective Studies; D012106:Research; D012107:Research Design; D012189:Retrospective Studies; D012537:Scandinavian and Nordic Countries
keywords: Abortion, Spontaneous; Developed Countries; Diseases; Europe; Follow-up Studies; Incidence; Measurement; Northern Europe; Norway; Pelvic Infections; Population Characteristics; Pregnancy Complications; Pregnancy, Ectopic--etiology; Prospective Studies; Research Methodology; Retrospective Studies; Scandinavia; Studies