User acceptability and perceived impact of a mobile interactive education and support group intervention to improve postnatal health care in northern India: a qualitative study. - Valentina Cox; Preetika Sharma; Garima Singh Verma; Navneet Gill; Nadia Griffin Diamond-Smith; Mona Duggal; Vijay Kumar; Rashmi Bagga; Jasmeet Kaur; Pushpendra Singh 001; Alison El Ayadi (BMC Medical Informatics Decis. Mak., 2025)