Hint: You use this everyday already
Study 1: Kramer, Volek et al. — Influence of exercise training on physiological and performance changes with weight loss in men.
Med. Sci. Sports Exerc., Vol. 31, No. 9, pp. 1320-1329, 1999.
Study 2: Bryner RW, Ullrich IH, Sauers J, Donley D, Hornsby G, Kolar M, Yeater R. — Effects of resistance vs. aerobic training combined with an 800 calorie liquid diet on lean body mass and resting metabolic rate.
J Am Coll Nutr. 1999 Apr;18(2):115-21.