Bamford C R, Sibley W A, Laguna J F
Arch Neurol. 1978 Apr;35(4):242-3. doi: 10.1001/archneur.1978.00500280060012.
Swine influenza vaccination was tolerated well by 61 multiple sclerosis patients. A new neurologic symptom developed in one patient, one noticed the recurrence of previous symptoms, and two patients experienced systemic signs of toxicity.