Carlos R Cámara-Lemarroy , Francisco J Guzmán-de la Garza , Ernesto A Barrera-Oranday , Andrés J Cabello-García , Armando García-Tamez and Nancy E Fernández-Garza
Journal of Brachial Plexus and Peripheral Nerve Injury 2008, 3:25doi:10.1186/1749-7221-3-25