Impact of mHealth interventions on maternal, newborn, and child health from conception to 24 months postpartum in low- and middle-income countries: a systematic review
Marianne Ravn Knop, Michiko Nagashima-Hayashi, Ruixi Lin, Chan Hang Saing, Mengieng Ung, Sreymom Oy, Esabelle Lo Yan Yam, Marina Zahari, Siyan Yi
BMC Medicine