Beauwens, R., Birmingham, M., & Crabbé, J. (1983). Stimulation of Sodium-transport By Toad Skin Incubated With Natural Derivatives of Corticosterone and Deoxycorticosterone. Journal of Endocrinology, 99(2), 293-300. https://doi.org/10.1677/joe.0.0990293 (Original work published 1983)