Deconstructing sex differences in pain sensitivity

aPsychiatry Department, Harvard Medical School, Charlestown, MA, USA bMassachusetts General Hospital, Charlestown, MA, USA cDivision of Brain, Imaging and Behaviour – Systems Neuroscience, Toronto Western Research Institute, University Health Network, Toronto Western Hospital, 399 Bathurst Street, Toronto, ON M5T 2S8, Canada dDepartment of Surgery and Institute of Medical Science, University of Toronto, Toronto, ON, Canada * Corresponding author at: Division of Brain, Imaging and Behaviour – Systems Neuroscience, Toronto Western Research Institute, University Health Network, Toronto Western Hospital, 399 Bathurst Street, Room MP14-306, Toronto, ON M5T 2S8, Canada. Tel.: +1 (416) 603 5662; fax: +1 (416) 603 5745. E-mail address:[email protected] Received April 30, 2013 Received in revised form July 19, 2013 Accepted July 22, 2013 Sponsorships or competing interests that may be relevant to content are disclosed at the end of this article.