TY  - RPRT
TI  - Headaches. Evaluation and therapy.
AU  - S D Silberstein
AU  - M M Silberstein
PY  - 1987
DO  - 10.1111/j.1365-4362.1987.tb00599.x
UR  - https://pubmed.ncbi.nlm.nih.gov/3654044/
ID  - 3654044
ER  -