Proximal Weakness of the Extremities as Main Feature of Amyloid MyopathyJNNP 50:1353-1358, Jennekens,F.G.I.&Wokke,J.H.J., 1987
The Spectrum of Mild X-Linked Recessive Muscular DystrophyArch Neurol 34:408, Ringer,S.P.,et al, 1977