TY  - RPRT
TI  - Cluster headache.
AU  - M Anthony
AU  - J W Lance
PY  - 1971
DO  - 10.5694/j.1326-5377.1971.tb87979.x
UR  - https://pubmed.ncbi.nlm.nih.gov/5577267/
ID  - 5577267
ER  -