Serum creatine kinase levels.
D000328:Adult; D002463:Cell Membrane Permeability; D002648:Child; D003402:Creatine Kinase / Q000097:blood*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009132:Muscles / Q000378:metabolism
D003402:Creatine Kinase