Good day what is the systems for covid 19 ?

Systems or symptoms: Symptoms of COVID 19 infection may include (but aren’t limited to) dry cough, shortness of breath, nasal congestion, fever, headache, sore throat, feeling tired, loss of sense of taste/smell, decreased appetite, nausea, diarrhea, vomiting, chills without or without shaking & muscle aches REF: https://www.cdc.gov/coronavirus/2019-ncov/symptoms-testing/symptoms.html