3688
Estimation of the male to female ratio of mutation rates from the segregation of X - chromosomal DNA haplotypes in Duchenne muscular dystrophy families .
 Duchenne muscular dystrophy
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease 
Text: {0} 
Answer:
 Duchenne muscular dystrophy