Orthostatic intolerance with tachycardia (postural tachycardia syndrome) and without (hypocapnic cerebral hypoperfusion) represent a spectrum of the same disorder by Peter Novak, Peter Novak, David M. Systrom, David M. Systrom, Alexandra Witte, Sadie P. Marciano

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Hypermobile Ehlers-Danlos Syndrome: Cerebrovascular, Autonomic and Neuropathic Features by Peter Novak, MD, PhD, David M. Systrom, MD, Sadie P. Marciano, PA-C, Alexandra Witte, PA-C, Arabella Warren, MD, PhD, Donna Felsenstein, MD, Matthew P. Giannetti, MD, Matthew J. Hamilton, MD, Jennifer Nicoloro-SantaBarbara, PhD, Mariana Castells, MD, Khosro Farhad, MD, David M. Pilgrim, MD, William J. Mullally, MD, Mark C. Fishman, MD, Jeff M. Milunsky, MD, Aubrey Milunsky, MD, Joel Krier, MD

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