title: Teenage pregnancy--an intr-racial study.
mesh_terms: D000293:Adolescent; D000740:Anemia / Q000453:epidemiology; D002508:Cephalometry; D002585:Cesarean Section; D005260:Female; D005313:Fetal Death; D006801:Humans; D007744:Obstetric Labor Complications; D007752:Obstetric Labor, Premature; D010388:Pelvis / Q000033:anatomy & histology; D011225:Pre-Eclampsia / Q000453:epidemiology; D011247:Pregnancy; D044469:Racial Groups; D012204:Rh-Hr Blood-Group System
chemical_list: D012204:Rh-Hr Blood-Group System