?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Virtanen&rft.aufirst=M&rft.au=Virtanen%2C+M&rft.date=25+November+2019&rft.title=International+Journal+of+Obesity&rft.atitle=Long+working+hours+and+change+in+body+weight%3A+analysis+of+individual-participant+data+from+19+cohort+studies&rft.genre=article