COVID-19(149) Patient(73) SARS-CoV-2(72) Result(63) COVID-19 pandemic(46) patients(41) Infection(38) Anosmia(35) COVID-19 patient(32) pandemic(31) risk(30) positive(30) coronavirus(28) Smell(28) olfactory dysfunction(28) surgical(27) reported(27) Treatment(26) dysfunction(26) COVID-19 patients(25) performed(24) Symptom(23) olfactory(22) outcome(22) significantly(22) the patient(21) Follow-up(21) virus(20) hospital(20) collected(20)