TY  - RPRT
TI  - Controversies in headache.
AU  - S K Aurora
AU  - M Welch
PY  - 2004
DO  - 10.1111/j.1468-2982.2003.00658.x
UR  - https://pubmed.ncbi.nlm.nih.gov/15030544/
ID  - 15030544
ER  -