%0 Journal Article %T Physical Activity Enhancement to a Behavioral Weight Loss Program for Severely Obese Individuals: A Preliminary Investigation %A Jessica L. Unick %A Kevin C. O'Leary %A Dale S. Bond %A Rena R. Wing %J ISRN Obesity %D 2012 %I Hindawi Publishing Corporation %R 10.5402/2012/465158 %U http://dx.doi.org/10.5402/2012/465158