Relationship of diffuse myocardial fibrosis to body composition: the Multi-Ethnic Study of Atheroscelerosis (MESA) by Liu Songtao, Liu Chia-Ying, Han Jing, Turkbey Evrim B, Liu Yuan, Bild Diane, Arai Andrew E, McClelland Robyn, Hundley W, Gomes Antoinette S, Tracy Russell, Kronmal Richard, Lima Joao A, Bluemke David A