@misc{indiciae35d558437181, title = {Nasally triggered headache.}, author = {Kerstin Irlbacher and Bernd-Ulrich Meyer}, year = {2002}, doi = {10.1212/wnl.58.2.294}, url = {https://pubmed.ncbi.nlm.nih.gov/11805260/}, note = {Source identifier: 11805260} }