00339nas a2200145   4500000000100000000000100001008004100002100001400043700001200057700001400069245007900083300001000162490000700172022001400179       2006                            d1 aA. Alonso1 aS. Jick1 aM. Hernan00aAllergy, histamine 1 receptor blockers, and the risk of multiple sclerosis  a572-50 v66  a0028-3878