Loss to follow-up of preterm and very preterm babies.
Turnbull
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Department of Public Health, University of Adelaide, SA, Australia.
D002648:Child; D002675:Child, Preschool; D019988:Children with Disabilities; D004812:Epidemiologic Methods; D005500:Follow-Up Studies; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature