9Burkhalter T M, Hillman C H. A narrative review of physical activity, nutrition, and obesity to cognition and scholastic performance across the human lifespan[J]. Adv Nutr, 2011, 2(2):201 S-206S.
10Tew G A, Saxton J M, Hodges G J, Exercise training and the control of skin blood flow in older adults[J].J Nutr Health Aging, 2012, 16(3) 237-241.
