?url_ver=Z39.88-2004&rft_id=10.1249%2F01.mss.0000273246.37514.22&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Davison%2C+Kirsten&rft.aufirst=Kirsten&rft.aulast=Davison&rft.issn=1530-0315&rft.title=Medicine+and+Science+in+Sports+and+Exercise&rft.date=2007&rft.issue=S5&rft.volume=39&rft.atitle=Encouragement+of+physical+activity+for+weight+loss+may+lead+to+negative+psychological+outcomes+among+girls+%5BConference+Abstract%5D&rft.genre=article