Correspondence to: Randomized controlled study comparing the analgesic effects of intravenous patient-controlled analgesia and patient-controlled epidural analgesia after open major surgery for pancreatobiliary cancer

HPB, vol. 24, pp. 1586–1587

Authors 3

1. Jesse V. Groen corresponding Aachen Department of Surgery, Leiden University Medical Center

   Leiden University Medical Center

   Affiliation as printed

   Department of Surgery, Leiden University Medical Center, Leiden, the Netherlands. Electronic address: J.V.Groen@lumc.nl

   Department of Surgery, Leiden University Medical Center, Leiden, the Netherlands

2. Chris H. Martini Aachen Department of Anesthesiology, Leiden University Medical Center

   Leiden University Medical Center

   Affiliation as printed

   Department of Anesthesiology, Leiden University Medical Center, Leiden, the Netherlands

3. J. Sven D. Mieog Aachen Department of Surgery, Leiden University Medical Center

   Leiden University Medical Center

   Affiliation as printed

   Department of Surgery, Leiden University Medical Center, Leiden, the Netherlands