title: Results of expectant management of women early pregnancy and unknown location.
authors.forename: B W
authors.initials: BW
authors.lastname: Mol
authors.forename: F
authors.initials: F
authors.lastname: Van der Veen
mesh_terms: D005260:Female; D005865:Gestational Age; D006801:Humans; D010535:Laparoscopy; D016015:Logistic Models; D008727:Methotrexate / Q000008:administration & dosage; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis* / Q000628:therapy; D011256:Pregnancy Outcome; D011271:Pregnancy, Ectopic / Q000175:diagnosis* / Q000503:physiopathology / Q000628:therapy; D011296:Prenatal Diagnosis / Q000379:methods*
chemical_list: D008727:Methotrexate