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Zhang, Puhong, Le Dong, Huan Chen, Yanling Chai, and Jianbo Liu. "The Rise and Need for Mobile Apps for Maternal and Child Health Care in China: Survey Based On App Markets." JMIR Mhealth Uhealth 2018.

Zhang, Puhong, et al. "The Rise and Need for Mobile Apps for Maternal and Child Health Care in China: Survey Based On App Markets." JMIR Mhealth Uhealth 2018.