Mild and severe forms of X-linked muscular dystrophy.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D009136:Muscular Dystrophies / Q000145:classification / Q000175:diagnosis / Q000235:genetics*; D011336:Probability; D011379:Prognosis; D012729:Sex Chromosome Aberrations