A Mathematical Index Model Analysis Of Working Capital Management Efficiency In The Indian Private Healthcare Sector. Journal of Pharmaceutical Negative Results, [S. l.], v. 13, p. 1216–1221, 2022. DOI: 10.47750/pnr.2022.13. S05.193. Disponível em: https://www.pnrjournal.com/index.php/home/article/view/2898.. Acesso em: 17 jun. 2026.