?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=KR&rft.au=Hesketh%2C+KR&rft.aulast=Hesketh&rft.title=BMC+Public+Health&rft.issue=100&rft.atitle=Assessing+care+providers'+perceptions+and+beliefs+about+physical+activity+in+infants+and+toddlers%3A+baseline+findings+from+the+Baby+NAP+SACC+study.&rft.volume=15&rft.date=2015&rft.genre=article