RT Journal Article SR Electronic T1 Headache: An Unusual Presenting Symptom of Guillain-Barré Syndrome JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP S96b OP S96b VO 78 IS 8 suppl 1 A1 Kanchan Kanel A1 Aisha Chohan A1 Reza Vaghefihosseini A1 Murray Flaster A1 Hesham Mohamed YR 2011 UL http://www.ccjm.org/content/78/8_suppl_1/S96b.abstract AB