Morbidity of very-low-birthweight infants.
van Zeban-van der Aa
D M
DM
Verloove-Vanhorick
S P
SP
D015331:Cohort Studies; D003466:Cultural Characteristics; D006801:Humans; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D009426:Netherlands; D012042:Registries; D012959:Socioeconomic Factors