TY - STAND AU - A. Alonso AU - S. Jick AU - M. Hernan BT - Neurology DO - 10.1212/01.wnl.0000198507.13597.45 M1 - 4 PY - 2006 SP - 572 EP - 5 T2 - Neurology TI - Allergy, histamine 1 receptor blockers, and the risk of multiple sclerosis VL - 66 SN - 0028-3878 ER -