Headache may not be linked with severity of coronavirus disease 2019 (COVID-19)

摘要

Dear editor,Coronavirus disease 2019(COVID-19)is a highly infectious disease.By March 10,2020,COVID-19 was in over 109 countries having infected over 113,702 people.[1]As the number of deaths keeps rising and with no vaccine,many countries are experiencing one of the most challenging times in their history.