"The biggest assault the virus launches is on a patient's immune system. It causes a fall in the count of lymphocytes" https://www.straitstimes.com/asia/east-a

"The biggest assault the virus launches is on a patient's immune system. It causes a fall in the count of lymphocytes" https://www.straitstimes.com/asia/east-asia/reporters-notebook-life-and-death-in-a-wuhan-coronavirus-icu https://www.straitstimes.com/asia/east-asia/reporters-notebo... https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(20)30211-7/fulltext https://www.thelancet.com/journals/lancet/article/PIIS0140-6...