The Trend of Platelet-To-Lymphocyte Ratio (PLR) and Absolute-Lymphocyte-Count (ALC) in the Severity of Covid-19 Patients Markus Gatot Sura Wijaya 1, Arie Utariani 2*, Hamzah 3, Bambang Pujo Semedi 4 and Prananda Surya Airlangga 4 Abstract Background: Cytokine storms and severe immune injury are suspected as the cause of the occurrence