nutrients Article Hand-to-Hand Model for Bioelectrical Impedance Analysis to Estimate Fat Free Mass in a Healthy Population Hsueh-Kuan Lu 1,†, Li-Ming Chiang 2,†, Yu-Yawn Chen 3, Chih-Lin Chuang 4, Kuen-Tsann Chen 5, Gregory B. Dwyer 6, Ying-Lin Hsu 5, Chun-Hao Chen 7 and ...