[Electromyography in distal atrophy of the upper limbs with segmental spinal muscular atrophy: Hirayama's disease].
García-Solana
M I
MI
García-Rodríguez
V
V
Rodrigo-Sesma
A
A
Lloret-Alcañiz
M A
MA
Medrano-Tovar
L
L
Mora-Rodríguez
E
E