Appio MR, Swan KG (February 2011). "Edgar Van Nuys Allen: The Test Was Only the Beginning". Annals of Vascular Surgery. 25 (2): 294–298. doi:10.1016/j.avsg.2010.10.008. PMID21185147.
Appio MR, Swan KG (February 2011). "Edgar Van Nuys Allen: The Test Was Only the Beginning". Annals of Vascular Surgery. 25 (2): 294–298. doi:10.1016/j.avsg.2010.10.008. PMID21185147.