title: Letter: Protein level in the meconium of a homozygotic and a heterozygotic infant with cystic fibrosis.
mesh_terms: D003550:Cystic Fibrosis / Q000235:genetics / Q000378:metabolism*; D006579:Heterozygote; D006720:Homozygote; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D008470:Meconium / Q000032:analysis*; D011506:Proteins / Q000032:analysis*
chemical_list: D011506:Proteins