Fifty patients with a variety re-occurring of headaches were treated
with acupuncture. Forty-six percent were completely cured, fifty-two
percent showed marked improvement with only slight occasional symptoms
and two percent found no relief.
SOURCE: Wenzhong T. Clinical observation on scalp acupuncture treatment
in 50 cases of headaches. Journal of Traditional Chinese Medicine
2002, 22(3): 190-192.