His institution has received grant funding (no salary support) from Daiichi-Sankyo for studying VTE treatment. He has also served as a coauthor of original studies using rivaroxaban (EINSTEIN, EINSTEIN Pulmonary Embolism [PE]) and edoxaban (Hokusai-VTE study). M. H. has received grant funding and has delivered talks related to long-term and extended anticoagulation and treatment of subsegmental PE. He has also authored several papers related to long-term and extended anticoagulation, treatment of subsegmental PE, and compression stocking in preventing postthrombotic syndrome. D. J. s institution has received grant funding (no salary support) from Instituto de salud Carlos III, Sociedad Espa ola de Neumolog a y Cirug a Tor cica, and NeumoMadrid for studying PE. He was a member of Steering Committee of the Pulmonary Embolism Thrombosis Study (PEITHO), a principal investigator of an original study related to the role of the inferior vena cava lter in addition to anticoagulation in patients with acute DVT or PE and has participated in the derivation of scores for identi cation of low-risk PE. He has delivered talks related to treatment of acute PE. C. K. has been compensated for speaking engagements sponsored by Boehringer Ingelheim and Bayer Healthcare related to VTE therapy. His institution has received grant funding (no salary support) from the National Institutes of Health related to the topic of catheter-assisted thrombus removal in patients with leg DVT. He has also published many studies related to long- term anticoagulation and compression stockings in preventing postthrombotic syndrome. L. M. has frequently lectured on the duration of long-term anticoagulation and is a coauthor on several risk-strati cation papers. She has received honoraria from CHEST Enterprises for VTE talks. T. M. and C. S. K. have received honoraria from Chest Enterprises for VTE Prep Courses. 