Skin Darkening in COVID-19 Patients: Case Series of Eight Patients in a Hemodialysis Unit. Pak J Kidney Dis [इंटर्नेट]. 31 जनवरी, 2021 [उल्लेखित 14 नवम्बर, 2026];4(03). पर उपलब्ध: https://www.pjkd.com.pk/index.php/pjkd/article/view/48