[1] Columbia Univ, Coll Phys & Surg, Div Stroke & Crit Care Neurol, New York, NY USA
[2] Columbia Univ, Coll Phys & Surg, Comprehens Epilepsy Ctr, New York, NY USA
[3] Columbia Univ, Coll Phys & Surg, Dept Neurol, New York, NY USA
[4] Columbia Univ, Coll Phys & Surg, Div Rheumatol, New York, NY USA
[5] Columbia Univ, Coll Phys & Surg, Div Cardiol, New York, NY USA
[6] Columbia Univ, Coll Phys & Surg, Dept Med, New York, NY USA