Parenteral Dexamethasone for Acute Severe Migraine Headache: Meta-Analysis of Randomised Controlled Trials for Preventing Recurrence
BMJ 336:1359-1361,1336, Colman,I.,et al., 2008
Randomized Trial of IV Dexamethasone for Acute Migraine in the Emergency Department
Neurol 69:2038-2044, Friedmna,B.W.,et al, 2007