Sulyok CJ, Fox L, Ritchie H, Lanzas C, Lenhart S, Day J. Mathematically modeling the effect of touch frequency on the environmental transmission of Clostridioides difficile in healthcare settings. Math Biosci. 2021 Oct;340:108666. doi: 10.1016/j.mbs.2021.108666
Cropper ML, Haile M, Lampietti J, Poulos C, Whittington D. The demand for a malaria vaccine: evidence from Ethiopia. J Dev Econ. 2004 Oct 1;75(1):303-18.
Allan JS, Kanda P, Kennedy RC, Cobb EK, Anthony MS, Eichberg JW. Isolation and characterization of simian immunodeficiency virus from two subspecies of African green monkeys. Aids Res Hum Retrovir. 1990 Mar;6(3):275-85.