title: Letter: Follow-up study of serum-creatine-kinase in carriers of Duchenne muscular dystrophy.
mesh_terms: D000293:Adolescent; D000328:Adult; D002353:Carrier State / Q000097:blood / Q000201:enzymology*; D002648:Child; D002675:Child, Preschool; D003402:Creatine Kinase / Q000097:blood*; D005500:Follow-Up Studies; D006579:Heterozygote; D006801:Humans; D008433:Mathematics; D008875:Middle Aged; D009136:Muscular Dystrophies / Q000097:blood / Q000201:enzymology* / Q000235:genetics; D013223:Statistics as Topic; D013997:Time Factors
chemical_list: D003402:Creatine Kinase