title: DNA marker analysis of cystic fibrosis.
mesh_terms: D002648:Child; D003550:Cystic Fibrosis / Q000175:diagnosis / Q000235:genetics*; D004247:DNA / Q000032:analysis*; D005260:Female; D006801:Humans; D008297:Male; D010375:Pedigree
chemical_list: D004247:DNA