Body fat mass and macronutrient intake in relation to circulating soluble leptin receptor, free leptin index, adiponectin, and resistin concentration in healthy humans. - Yannakoulia,M.; Yiannakouris,N.; Bluher,S.; Matalas,A.L.; Klimis-Zacas,D.; Mantzoros,C.S. (J Clin Endocrinol Metab, 2003)