1. Edvinsson L MacKenzie ET McCulloch J Uddmann R. In: Olesen J Edvinsson L eds. Basic Mechanisms of Headache. Amsterdam: Elsevier; 1988:129‐144.
2. Migraine: diagnosis and treatment with emphasis on the migraine‐tension headache, provocative tests and use of rectal suppositories.;Peters GA;Proc Staff Meet Mayo Clin,1953
3. Unmasking Latent Dysnociception in Healthy Subjects
4. The nitroglycerine ointment test—a double‐blind examination.;Hansen HJ;Dan Med Bull,1970
5. EXPERIMENTAL STUDIES ON HEADACHE