The effectiveness and appropriate management of abdominal drains in patients undergoing elective liver resection: a retrospective analysis and prospective case series Tanaka, K.; Kumamoto, T.; Nojiri, K.; Takeda, K.; Endo, I. Surgery Today 43(4): 372-380 2013 0941-1291 10.1007/s00595-012-0254-1 https://eurekamag.com/research/056/315/056315194.php