inclusion criteria: 1. adult patients (at least 18 years old) 2. history of sars-cov-2 infection at least 12 weeks ago (the infection must be documented by either a positive pcr or antibody-test or be confirmed by the patient's gp) 3. symptoms concerning at least one of the following domains: fatigue, dyspnea, cognition, anxiety, depression 4. above mentioned symptom(s) that developed during or after the sars-cov-2 infection, that persist until study inclusion, and that are associated with covid 19 as assessed by the patients' general practitioner or the local investigator

inclusion criteria: 1. adult patients (at least 18 years old) 2. history of sars-cov-2 infection at least 12 weeks ago (the infection must be documented by either a positive pcr or antibody-test or be confirmed by the patient's gp) 3. symptoms concerning at least one of the following domains: fatigue, dyspnea, cognition, anxiety, depression 4. above mentioned symptom(s) that developed during or after the sars-cov-2 infection, that persist until study inclusion, and that are associated with covid 19 as assessed by the patients' general practitioner or the local investigator

inclusion criteria: adult patients (at least 18 years old) history of sars-cov-2 infection at least 12 weeks ago (the infection must be documented by either a positive pcr or antibody-test or be confirmed by the patient's gp) symptoms concerning at least one of the following domains: fatigue, dyspnea, cognition, anxiety, depression above mentioned symptom(s) that developed during or after the sars-cov-2 infection, that persist until study inclusion, and that are associated with covid 19 as assessed by the patients' general practitioner or the local investigator

inclusion criteria: adult patients (at least 18 years old) history of sars-cov-2 infection at least 12 weeks ago (the infection must be documented by either a positive pcr or antibody-test or be confirmed by the patient's gp) symptoms concerning at least one of the following domains: fatigue, dyspnea, cognition, anxiety, depression above mentioned symptom(s) that developed during or after the sars-cov-2 infection, that persist until study inclusion, and that are associated with covid 19 as assessed by the patients' general practitioner or the local investigator

inclusion criteria: adult patients (at least 18 years old) history of documented sars-cov-2 infection at least 12 weeks ago symptoms concerning at least one of the following domains: fatigue, dyspnea, cognition, anxiety, depression above mentioned symptom(s) that developed during or after the sars-cov-2 infection, that persist until study inclusion, and that are associated with covid 19 as assessed by the patients' general practitioner or the local investigator

inclusion criteria: adult patients (at least 18 years old) history of documented sars-cov-2 infection at least 12 weeks ago symptoms concerning at least one of the following domains: fatigue, dyspnea, cognition, anxiety, depression above mentioned symptom(s) that developed during or after the sars-cov-2 infection, that persist until study inclusion, and that are associated with covid 19 as assessed by the patients' general practitioner or the local investigator