Sociodemographic Correlates of Unipolar and Bipolar Depression in North-East India: A Cross-sectional Study. Issue 1 (January 2017) - Kalita, Kamal Narayan; Hazarika, Jyoti; Sharma, Mohan; Saikia, Shilpi; Patangia, Priyanka; Hazarika, Pranabjyoti; Sarmah, Anil Chandra