title: Snake eyes.
authors.affiliation: Department of Neurology, Post Graduate Institute of Medical Education and Research, Sector 12, Chandigarh, India 160012.
authors.forename: Venugopalan Y
authors.initials: VY
authors.lastname: Vishnu
authors.affiliation: Department of Neurology, Post Graduate Institute of Medical Education and Research, Sector 12, Chandigarh, India 160012.
authors.forename: Pulikottil Wilson
authors.initials: PW
authors.lastname: Vinny
authors.affiliation: Department of Neurology, Post Graduate Institute of Medical Education and Research, Sector 12, Chandigarh, India 160012.
authors.forename: Manish
authors.initials: M
authors.lastname: Modi
authors.affiliation: Department of Neurology, Post Graduate Institute of Medical Education and Research, Sector 12, Chandigarh, India 160012.
authors.forename: Manoj Kumar
authors.initials: MK
authors.lastname: Goyal