Younus Jasim Abdullah, Ali Saad Kadhim, Salam Abdullah Khallaf, Radhi Zghair Jaber Alsaedi 2021. Serum levels of interleukin – 6, ferritin, C-reactive protein, lactate dehydrogenase, D-dimer and count of lymphocytes and neutrophils in COVID-19 patients. Its correlation to the disease severity. Annals of the Romanian Society for Cell Biology. 25, 2 (Mar. 2021), 2220–2228.