TOORI, Kaleem Ullah; QURESHI, Muhammad Arsalan; CHAUDHRY, Asma. Lymphopenia: A useful predictor of COVID-19 disease severity and mortality. Pakistan Journal of Medical Sciences, [S. l.], v. 37, n. 7, 2021. DOI: 10.12669/pjms.37.7.4085. Disponível em: https://www.pjms.org.pk/index.php/pjms/article/view/4085. Acesso em: 14 nov. 2025.