Perli, P D [Extracerebral circulation in patients with neurasthenia and stress headache]. [electronic resource] - Klinicheskaia meditsina Sep 1974 - 77-80 p. digital Publication Type: English Abstract; Journal Article ISSN: 0023-2149 Subjects--Topical Terms: Headache--complicationsHemodynamicsHumansNeurasthenia--complicationsRegional Blood Flow