[Neonatal mortality among children with extremely low birth weight].
Becker-Christensen
F
F
D003718:Denmark / Q000453:epidemiology; D006801:Humans; D007226:Infant Mortality; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn
Neonatal mortalitet hos børn med meget lav fødselsvaegt.