@misc{indiciae0488c79f4293, title = {Headache research strategy.}, author = {O Sjaastad and R Salvesen and F Antonaci}, year = {1987}, doi = {10.1046/j.1468-2982.1987.0701001.x}, url = {https://pubmed.ncbi.nlm.nih.gov/3581157/}, note = {Source identifier: 3581157} }