Utilization of partition analysis to evaluate the incidence on deep vein thrombosis following esophagectomy. - Fujiwara, Yasuhiro; Yamatsuji, Tomoki; Tanabe, Shunsuke; Sakurama, Kazufumi; Motoki, Takayuki; Takaoka, Munenori; Fukazawa, Takuya; Shirakawa, Yasuhiro; Haisa, Minoru; Matsuoka, Junji; Naomoto, Yoshio (Esophagus: official journal of the Japan Esophageal Society, 2013)