Headache
Headache is one of the most common outpatient pain conditions encountered in both physician offices and emergency departments. The National Headache Foundation estimates that more than 45 million Americans suffer, with the vast majority presenting with migraine or tension-type headache
Headache is one of the most common outpatient pain conditions encountered in both physician offices and emergency departments. The National Headache Foundation estimates that more than 45 million Americans suffer, with the vast majority presenting with migraine or tension-type headache
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