Practice Parameter: Evaluation of Distal Symmetric Polyneuropathy: Role of Autonomic Testing, Nerve Biopsy, and Skin Biopsy (An Evidence-Based Review)
Neurol 72:177-184, England,J.D.,et al, 2009
Autonomic Dysfunction in Systemic Sclerosis:Sympathetic Overactivity and Instability
Am J Med 93:143-150, Dessein,P.H.,et al, 1992