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Valecchi D, Bacci D, Gulisano M, Sgambati E, Sibilio M, Lipoma M, Macchi C. Internal jugular vein valves: an assessment of prevalence, morphology and competence by Color Doppler Echography in 240 healthy subjects. Ital J Anat Embryol [Internet]. 2010 Dec. 10 [cited 2024 Nov. 24];115(3):185-9. Available from: https://oajournals.fupress.net/index.php/ijae/article/view/1079