ANBU ANANTHAN, Velmurugan. Modified BG Prasad socioeconomic scale classification update based on New CPI (IW) series from September 2020. National Journal of Research in Community Medicine, [S. l.], v. 9, n. 4, p. 129–131, 2020. DOI: 10.26727/NJRCM.2020.9.4.129-131. Disponível em: https://journal.njrcm.com/index.php/njrcm/article/view/155. Acesso em: 12 sep. 2026.