New York Headache Center Site offers general information on headache, as well as specific therapies offered at this facility, such as botox injections, acupuncture, magnesium infusion, feverfew, riboflavin, butterbur, oral appliances and other alternative or experimental therapies.
UCSD Otolaryngology: Spasmodic Dysphonia Overview of current SD treatment options, including Botox injections and surgical procedures, with a description of ongoing research at the University of California, San Diego.