title: Hypocalcemia and the patent ductus arteriosus.
mesh_terms: D004374:Ductus Arteriosus, Patent / Q000150:complications*; D005260:Female; D006801:Humans; D006996:Hypocalcemia / Q000150:complications / Q000151:congenital*; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D008297:Male; D012189:Retrospective Studies