Preliminary Effectiveness of a Postnatal mHealth and Virtual Social Support Intervention on Newborn and Infant Health and Feeding Practices in Punjab, India: Quasi-Experimental Pre-Post Pilot Study

Garima Singh Verma   ^{1 *} , BDS, MPH ;   Lakshmi Gopalakrishnan   ^{2 *} , PhD ;   Alison El Ayadi   ^{3, 4 *} , ScD, MPH ;   Nadia Diamond-Smith   ^{2, 4 *} , MSc, PhD ;   Rashmi Bagga   ^{1 *} , MD ;   Shashi Kant Dhir   ⁵ , MD ;   Pushpendra Singh   ⁶ , PhD ;   Navneet Gill   ¹ , PhD ;   Vaibhav Miglani   ⁷ , M-STAT ;   Naveen Mutyala   ⁷ , M-STAT ;   Ankita Kankaria   ⁸ , MD ;   Jasmeet Kaur   ⁶ , MTech ;   Alka Ahuja   ¹ , PhD ;   Vijay Kumar   ^{9 †} , MD ;   Mona Duggal   ^{10 *} , MD

¹ Department of Obstetrics and Gynecology, Postgraduate Institute of Medical Education and Research, Chandigarh, India

² Institute for Global Health Sciences, University of California San Francisco, San Francisco, CA, United States

³ Bixby Center for Global Reproductive Health, Department of Obstetrics, Gynecology, and Reproductive Sciences, University of California San Francisco, San Francisco, CA, United States

⁴ Department of Epidemiology and Biostatistics, University of California San Francisco, San Francisco, CA, United States

⁵ Department of Pediatrics, Guru Gobind Singh Medical College and Hospital, Faridkot, India

⁶ Department of Computer Science and Engineering, Indraprastha Institute of Information Technology, Delhi, India

⁷ Department of Hematology, Postgraduate Institute of Medical Education and Research, Chandigarh, India

⁸ Department of Community Medicine and School of Public Health, Postgraduate Institute of Medical Education and Research, Chandigarh, India

⁹ SWACH – Foundation for Survival of Women and Children, Panchkula, India

¹⁰ National Institute for Research in Digital Health and Data Science, Indian Council of Medical Research, New Delhi, India

*these authors contributed equally

†deceased