title: Use of DNA markers linked to cystic fibrosis gene to resolve equivocal sweat test results.
mesh_terms: D002648:Child; D003550:Cystic Fibrosis / Q000175:diagnosis / Q000235:genetics*; D004247:DNA / Q000032:analysis*; D005819:Genetic Markers; D006801:Humans; D007223:Infant; D008297:Male; D012150:Polymorphism, Restriction Fragment Length; D012964:Sodium / Q000032:analysis; D013542:Sweat / Q000032:analysis*
chemical_list: D005819:Genetic Markers; D004247:DNA; D012964:Sodium