Rationale and design of a prospective, multicenter, randomized controlled trial of postoperative venous thromboembolism prophylaxis in Chinese adult patients with inguinal hernia (CHAT-3 trial) - Cao, Jin-Xin; Zhang, Chi; Li, Hang-Yu; Zhang, Guang-Yong; Che, Yan; Gu, Zhi-Chun; Wang, Ming-Gang (Annals of Palliative Medicine, 2021)