title: [Twin pregnancies. Obstetric and neonatal problems].
mesh_terms: D005260:Female; D005313:Fetal Death / Q000209:etiology; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D007752:Obstetric Labor, Premature / Q000209:etiology; D011247:Pregnancy; D011248:Pregnancy Complications / Q000209:etiology; D011272:Pregnancy, Multiple; D012306:Risk; D014427:Twins
vernacular_title: Gemelligraviditet. Obstetriske og neonatale problemer.