==المراجع==* DYNA Dysautonomia Youth Network of America, Inc.* Dysautonomia Information Network* Dysautonomia Support Network* Drugs that cause Orthostatic hypotension – wrongdiagnosis.com* Timothy C. Hain, MD.
==See also==* Orthostatic intolerance==References==Notes==External links==* DYNA Dysautonomia Youth Network of America, Inc.* Dysautonomia Information Network* Dysautonomia Support Network* Drugs that cause Orthostatic hypotension – wrongdiagnosis.com* Timothy C. Hain, MD.