The fetal erythrocyte test in the diagnosis of ectopic pregnancy.
D004912:Erythrocytes / Q000032:analysis*; D005260:Female; D005319:Fetal Hemoglobin / Q000032:analysis*; D006801:Humans; D011247:Pregnancy; D011258:Pregnancy Tests; D011271:Pregnancy, Ectopic / Q000175:diagnosis*
D005319:Fetal Hemoglobin