inclusion criteria: * age from 18 to 70 years; * positive diagnosis (confirmed by rt-pcr nasal swab) of covid-19 within the last 6 months in relation to the time of assessment; * mild to moderate covid-19 disease (no hospital stay required); * a score above 10 in the cognitive symptoms domain of the post-covid-19 symptom assessment questionnaire; * clinical neuropsychological assessment/neurological examination indicating cognitive impairment after acute covid illness.

inclusion criteria: * age from 18 to 70 years; * positive diagnosis (confirmed by rt-pcr nasal swab) of covid-19 within the last 6 months in relation to the time of assessment; * mild to moderate covid-19 disease (no hospital stay required); * a score above 10 in the cognitive symptoms domain of the post-covid-19 symptom assessment questionnaire; * clinical neuropsychological assessment/neurological examination indicating cognitive impairment after acute covid illness.

inclusion criteria: age from 18 to 70 years; positive diagnosis (confirmed by rt-pcr nasal swab) of covid-19 within the last 6 months in relation to the time of assessment; mild to moderate covid-19 disease (no hospital stay required); a score above 10 in the cognitive symptoms domain of the post-covid-19 symptom assessment questionnaire; clinical neuropsychological assessment/neurological examination indicating cognitive impairment after acute covid illness.

inclusion criteria: age from 18 to 70 years; positive diagnosis (confirmed by rt-pcr nasal swab) of covid-19 within the last 6 months in relation to the time of assessment; mild to moderate covid-19 disease (no hospital stay required); a score above 10 in the cognitive symptoms domain of the post-covid-19 symptom assessment questionnaire; clinical neuropsychological assessment/neurological examination indicating cognitive impairment after acute covid illness.