on day 21 after delivery the mothers and their newborns were sacrified and various parameters of blood -- lead concentration on ( pb-b ) , hematocrit ( htc ) , hemoglobin ( hb ) , free erythrocyte porphyrins ( fep ) , delta0aminolevulinate dehydratase ( alad ) -- and tissue -- alad , free tissue porphyrins ( ftp ) , lead concentration ( pb-t ) -- were determined .
C0019046
hemoglobin
C0014792
erythrocyte