Freeman, R., Wieling, W., Axelrod, F. B., et al. (2011). Consensus statement on the definition of orthostatic hypotension, neurally mediated syncope and the postural tachycardia syndrome. Clinical Autonomic Research, 21(2), 69-72.
Lanier, J. B., Mote, M. B., & Clay, E. C. (2011). Evaluation and management of orthostatic hypotension. American Family Physician, 84(5), 527-536.
Low, P. A. (2008). Prevalence of orthostatic hypotension in the population: a literature review. Clinical Autonomic Research, 18(Suppl 1), 8-13.