Blackwell, A. D., Trumble, B. C., Suarez, I. M., Stieglitz, J., Beheim, B. A., Snodgrass, J. J., et al. (2017). Immune function across the life-span in Amazonian horticulturalists. American Journal of Physical Anthropology, 162(S64), 121. doi:10.1002/ajpa.23210.