Transient Cervical Cord Swelling in Monomelic AmyotrophyNeurol 83:e77-e79, DeGregoris, L.M. & Engel, M., 2014
Intramedullary Spinal Sarcoidosis:Clinical and Magnetic Resonance Imaging CharacteristicsNeurol 43:333-337, Junger,s.S.,et al, 1993