Pre Op PTA & HRCT as prediction of ossicular chain status among CSOM patients: An Observational Study. Greenfort International Journal of Applied Medical Science, [S. l.], v. 4, n. 3, p. 160–166, 2026. DOI: 10.62046/gijams.2026.v04i03.007. Disponível em: https://gijams.in/index.php/gijams/article/view/124. Acesso em: 22 may. 2026.