TY - STAND AU - C. Becker AU - G. Brobert AU - P. Almqvist AU - S. Johansson AU - S. Jick AU - C. Meier BT - Headache DO - 10.1111/j.1526-4610.2007.01030.x M1 - 4 PY - 2008 SP - 606 EP - 10 T2 - Headache TI - The risk of newly diagnosed asthma in migraineurs with or without previous triptan prescriptions VL - 48 SN - 0017-8748 (Print) 0017-8748 ER -