Polk, John D.; Hallgrimsson, Benedikt; Cooper, David M.L.; Devlin, Maureen J.; Momin, E.N.; Pontzer, Herman; Lieberman, Daniel(American Journal of Physical Anthropology, 2005)Link to Published Version
Nunn, Charles Lindsay; Clauss, Marcus; Fritz, Julia; Hummel, Jürgen(Comparative Biochemistry and Physiology - Part A: Molecular & Integrative Physiology, 2009)Link to Published Version