TY  - RPRT
TI  - Nasally triggered headache.
AU  - Kerstin Irlbacher
AU  - Bernd-Ulrich Meyer
PY  - 2002
DO  - 10.1212/wnl.58.2.294
UR  - https://pubmed.ncbi.nlm.nih.gov/11805260/
ID  - 11805260
ER  -