Kolata, Gina. (2005, April 20). Some Extra Heft May Be Helpful, New Study Says. The New York Times. Retrieved April 23, 2005 from http://www.nytimes.com/2005/04/20/heal
Kolata, Gina. (2005, April 20). Some Extra Heft May Be Helpful, New Study Says. The New York Times. Retrieved April 23, 2005 from http://www.nytimes.com/2005/04/20/heal