TY  - RPRT
TI  - Studies in headache mechanisms.
AU  - A M OSTFELD
AU  - H GOODELL
AU  - H G WOLFF
PY  - 1958
DO  - 10.1001/archinte.1958.00260160079011
UR  - https://pubmed.ncbi.nlm.nih.gov/13519919/
ID  - 13519919
ER  -