TY  - RPRT
TI  - Autonomic features in cluster headache. Exploratory factor analysis.
AU  - Raquel Gil Gouveia
AU  - Elsa Parreira
AU  - Isabel Pavão Martins
PY  - 2005
DO  - 10.1007/s10194-005-0146-5
UR  - https://pubmed.ncbi.nlm.nih.gov/16362187/
ID  - 16362187
ER  -