Effect of Face-to-Face and WhatsApp Communication of a Theory-Based Health Education Intervention on Breastfeeding Self-Efficacy (SeBF Intervention): Cluster Randomized Controlled Field Trial

Mohamad Pilus F, Ahmad N, Mohd Zulkefli N, Mohd Shukri N Effect of Face-to-Face and WhatsApp Communication of a Theory-Based Health Education Intervention on Breastfeeding Self-Efficacy (SeBF Intervention): Cluster Randomized Controlled Field Trial JMIR Mhealth Uhealth 2022;10(9):e31996 URL: mhealth.jmir.org/2022/9/e31996 DOI: 10.2196/31996

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