Skin Darkening in COVID-19 Patients: Case Series of Eight Patients in a Hemodialysis Unit. Pak J Kidney Dis [اینترنت]. 31 ژانویه 2021 [ارجاع شده 16 جولای 2026];4(03). قابل دسترس در: https://pjkd.com.pk/index.php/pjkd/article/view/48