Brain Stem Venous Congestion Due to Dural Arteriovenous Fistulas of the Cavernous SinusActa Neurochir (Wien) 146:1107-1112, Kai,Y.,et al, 2004
Atlanto-Axial Subluxation in Rheumatoid ArthritisBone & Joint Surg 55B:458973., Rana,N.S., 1973