Fig. 1: Flow chart from the HeSVA-NTNU LBW life participants at birth and in young and mid-adulthood assessments.
From: Lung function in adults born with very low birth weight from young to mid-adulthood

BPD bronchopulmonary dysplasia, HeSVA Helsinki study of very low birth weight adults, NICU neonatal intensive care unit, NTNU LBW Life NTNU low birth weight in a lifetime perspective study, VLBW very low birth weight.