Bhattacharyya, Madhumita, Papia Sen, Suprakash Hazra, Rabindra Nath Sinha, and Sanjoya Sahoo. 2015. “A Study of Menstrual Hygiene Among Adolescent School Girls in A Slum Area of Kolkata”. National Journal of Community Medicine 6 (03):345-48. https://njcmindia.com/index.php/file/article/view/1205.