Lifestyle intervention of hypocaloric dieting and walking reduces abdominal obesity and improves coronary heart disease risk factors in obese, postmenopausal, African-American and Caucasian women. - Nicklas BJ; Dennis KE; Berman DM; Sorkin J; Ryan AS; Goldberg AP; Nicklas, Barbara J; Dennis, Karen E; Berman, Dora M; Sorkin, John; Ryan, Alice S; Goldberg, Andrew P (Journals of Gerontology Series A: Biological Sciences & Medical Sciences, 2003)