44

Cliff, Wilson, Okely, Mickle, & Steele (2007)

45

Economos et al. (2007)

46

Goldfield et al. (2006)

47

Hermann et al. (2006)

48

(Robbins, Pfeiffer, Maier, Lo, & Wesolek, 2012)

49

Robinson et al. (2003)

Robinson et al. (2003)

Robinson et al. (2003)

50

Schuna Jr. et al. (2013)

51

Slawta, Bentley, Smith, Kelly, & Syman-Degler (2008)

Slawta et al. (2008)

52

Topp et al. (2009)