Beheim, Bret A., Blackwell, Aaron D., Gurven, Michael, Hooper, Paul L., Kaplan, Hillard, Martin, M., Stieglitz, Jonathan, Tamayo, M. and Trumble, Benjamin C. (2015) Helminth infection, fecundity, and age of first pregnancy in women. Science, vol.350 (n° 6263). pp. 970-972.