Fig. 4From: Neonatal heavy metals levels are associated with the severity of neonatal respiratory distress syndrome: a case–control studyThe efficacy of cord blood Pb, maternal urinary Cd, cord erythrocytic Cd, N-As, SP-D, maternal urinary As, surfactant protein D, cardiac troponin I (CTnI), and high sensitive C-reactive protein (hs-CRP) in distinguishing healthy neonates from those suffering from neonatal respiratory distress syndrome (NRDS)Back to article page