Freeze fracture abnormalities in the spinal roots of dystrophic mice Bray, G.M.; Cullen, M.J.; Aguayo, A.J.; Rasminsky, M. Journal of Neuropathology and Experimental Neurology 37(5): 593 1978 0022-3069 10.1097/00005072-197809000-00079 https://eurekamag.com/research/026/655/026655960.php