Clinical Implication of Perineural and Lymphovascular Invasion in Rectal Cancer Patients Who Underwent Surgery After Preoperative Chemoradiotherapy. - Kim YI; Kim CW; Kim JH; Kim J; Ro JS; Lee JL; Yoon YS; Park IJ; Lim SB; Yu CS; Kim JC (Diseases of the colon and rectum, 2022)