Cattaneo, MD, Stefano, Pablo Ingelmo, MD, Luigia Scudeller, MD, PhD, Manuela De Gregori, PhD, Dario Bugada, MD, Marco Baciarello, MD, Maurizio Marchesini, MD, Giovanni Alberio, MD, Marco Normanno, MD, Gloria Saccani Jotti, MD, Tiziana Meschi, MD, Guido Fanelli, MD, and Massimo Allegri, MD. 2017. “Sex Differences in the Daily Rhythmicity of Morphine Consumption After Major Abdominal Surgery”. Journal of Opioid Management 13 (2):85-94. https://doi.org/10.5055/jom.2017.0372.