No abstract available
Publication types
-
Research Support, U.S. Gov't, P.H.S.
MeSH terms
-
Acupuncture Therapy / standards
-
Complementary Therapies / standards*
-
Evidence-Based Medicine / standards*
-
Headache / therapy
-
Humans
-
Practice Patterns, Physicians' / standards*
-
Randomized Controlled Trials as Topic
-
Reproducibility of Results
-
Research Design
-
United States