^"What Is Peripheral Vascular Disease?"(PDF). American Heart Association (heart.org). 2012. Archived(PDF) from the original on April 12, 2015. Retrieved February 26, 2015. Peripheral artery disease (PAD) is the narrowing of the arteries to the legs, stomach, arms and head.
^"Overview of Peripheral Arterial Disease - Heart and Blood Vessel Disorders". Merck Manuals Consumer Version. Retrieved April 30, 2019. Disorders of arteries that supply the brain with blood are considered separately as cerebrovascular disease. Disorders that reduce blood flow of arteries in the abdomen are considered separately as abdominal aortic branch occlusion.
^Hochauf, Sandra; Sternitzky, Reinhardt; Schellong, Sebastian M. (2007). "Struktur und Funktion des venösen Systems". Herz (in German). 32 (1). Springer Nature: 3–9. doi:10.1007/s00059-007-2951-x. ISSN0340-9937. PMID17323029.
^Malenfant, Jason; Bubb, Kathleen; Wade, Alena; Tubbs, R. Shane; Loukas, Marios (2012). "Vascular Anatomy of Central and Peripheral Veins". Totally Implantable Venous Access Devices. Milano: Springer Milan. pp. 11–17. doi:10.1007/978-88-470-2373-4_2. ISBN978-88-470-2372-7.