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Table 1 Results of genetic diagnosis of SMA patients

From: Mutation analysis of 419 family and prenatal diagnosis of 339 cases of spinal muscular atrophy in China

Clinical type

Type I

Type II

Type III

Type IV

Total

Number

177

126

100

16

419

Proportion

45.6%

27.4%

23.2%

3.8%

100%

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BMC Medical Genetics

ISSN: 1471-2350

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