How COVID-19 Affects the Body
Characteristics and Mechanism of Liver Injury in 2019 Coronavirus Disease
Natural history of COVID-19 and current knowledge on treatment therapeutic options - ScienceDirect
COVID-19 - Wikipedia
How Long Does COVID-19 Stay In Your Body?
Does COVID-19 damage the brain? - Harvard Health
COVID or Cold? Compare Symptoms and Timeline - GoodRx
Post-Covid Recovery - Aneurin Bevan University Health Board
Long COVID NIH COVID-19 Research