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Muller, Nadine, Peter Martin Ferdinand Emmrich, Elsa Niritiana Rajemison, Jan-Walter De Neve, Till Bärnighausen, Samuel Knauss, and Julius Valentin Emmrich. "Metadata Correction: A Mobile Health Wallet for Pregnancy-Related Health Care in Madagascar: Mixed-Methods Study On Opportunities and Challenges." JMIR Mhealth Uhealth 2019.

Muller, Nadine, et al. "Metadata Correction: A Mobile Health Wallet for Pregnancy-Related Health Care in Madagascar: Mixed-Methods Study On Opportunities and Challenges." JMIR Mhealth Uhealth 2019.