Investigation of Myostatin Serum Levels Before and After a 6-Month Lifestyle Intervention Program in Obese Children - Ehehalt, S.; Schweizer, R.; Blumenstock, G.; Pfaff, C.; Schurr, N.; Weber, K.; Ranke, M. B.; Binder, G. (Experimental and Clinical Endocrinology & Diabetes, 2011)