A stable isotope study in Peruvian women demonstrates higher iron bioavailability in a yellow fleshed potato variety compared to a high iron purple fleshed potato - Burgos, G.; Liria Domínguez, M.R.; Penny, M.; Fairweather, S.; Felde, T. zum; Campos, Hugo; Zeder, C.; Zimmermann, M. (International Potato Center, 2020)