Evaluation of impact of engaging federations of women groups to improve women's nutrition interventions- before, during and after pregnancy in social and economically backward geog... oleh Abhishek Kumar, Vani Sethi, Arjan de Wagt, Rabi N Parhi, Sourav Bhattacharjee, Sayeed Unisa, Reshmi R S, Abhishek Saraswat, Nita Kejrewal, Monica Shrivastava, Lopamudra Tripathy, Zivai Murira, Sheila Vir, Swabhimaan Study Group