Generational trends in education and marriage norms in rural India: evidence from the Pune Maternal Nutrition Study - Marphatia, Akanksha A.; Wells, Jonathan C. K.; Reid, Alice M.; Poullas, Marios; Bhalerao, Aboli; Yajnik, Pallavi; Yajnik, Chittaranjan S. (Frontiers in Reproductive Health, 2025)