KHAN, G.-A. N.; ISHRAT, N.; KHAN, A. Q. Using item analysis on essay types questions given in summative examination of medical college students: facility value, discrimination index. International Journal of Research in Medical Sciences, [S. l.], v. 3, n. 1, p. 178–182, 2017. Disponível em: https://www.msjonline.org/index.php/ijrms/article/view/1228. Acesso em: 13 oct. 2025.