title: Stability of amino acids and galactose in the newborn screening filter paper blood specimen.
mesh_terms: D000596:Amino Acids / Q000097:blood*; D001800:Blood Specimen Collection / Q000379:methods*; D005312:Fetal Blood / Q000032:analysis; D005374:Filtration / Q000295:instrumentation; D005690:Galactose / Q000032:analysis*; D006801:Humans; D007231:Infant, Newborn; D007930:Leucine / Q000097:blood; D008403:Mass Screening / Q000379:methods*; D008661:Metabolism, Inborn Errors / Q000517:prevention & control*; D010209:Paper; D010649:Phenylalanine / Q000097:blood; D013997:Time Factors
chemical_list: D000596:Amino Acids; D010649:Phenylalanine; D007930:Leucine; D005690:Galactose