-DNA source: neonatal-NR3C1 SNPs: BclI, N363S, and ER22/23EKAssociation of genotypes with neonatal complications (RDS, BPD, NEC, IVH, PDA, sepsis, and MV) and clinical parameters (birthweight) was analyzed using logistic regression-. This evidence concerns the gene NR3C1 and bronchopulmonary dysplasia.