SHASHIKANTHA, S.; SHEETHAL, S. Study on Access to Improved Source of Drinking Water in Rural Households of a Block in District Rohtak, Haryana. National Journal of Community Medicine, [S. l.], v. 8, n. 03, p. 101–103, 2017. Disponível em: https://njcmindia.com/index.php/file/article/view/613. Acesso em: 19 may. 2024.