Comparisons of perioperative outcomes and costs between open and laparoscopic radical prostatectomy: A propensity-score matching analysis based on the Japanese Diagnosis Procedure Combination database. - Sugihara, Toru; Yasunaga, Hideo; Horiguchi, Hiromasa; Tsuru, Nobuo; Ihara, Hiroyuki; Fujimura, Tetsuya; Nishimatsu, Hiroaki; Ohe, Kazuhiko; Fushimi, Kiyohide; Homma, Yukio (International Journal of Urology, 2013)