TY  - RPRT
TI  - Headache screening and diagnosis.
AU  - G C Manzoni
AU  - P Torelli
PY  - 2004
DO  - 10.1007/s10072-004-0300-x
UR  - https://pubmed.ncbi.nlm.nih.gov/15549551/
ID  - 15549551
ER  -