Lopez-Vega ea 1998
Lopez-Vega J.M., Calleja J., Combarros O. et al. Motor neuron disease in Cantabria. Acta Neurol Scand 1998; 77: 1-5.
Lopez-Vega J.M., Calleja J., Combarros O. et al. Motor neuron disease in Cantabria. Acta Neurol Scand 1998; 77: 1-5.