inclusion criteria: * adult patients with status post covid-19 (positive covid-19 pcr or an official pharmacy performed antigen test or a self-performed test confirmed by a physician during the acute covid-19 ≥ 6 weeks ago or positive antibodies before vaccination or positive antibodies before vaccination). * persistent covid related symptoms that were not present pre-covid-19 or were less severe pre-covid. * symptomatic: quantified by dyspnea on exertion, loss of energy, fatigue or sleep impairment based upon the score of four questionnaires: * copd assessment test (cat) ≥10, and/or * modified medical research council dyspnea scale (mmrc) ≥2, and/or * cis-fatigue ≥36, and/or * post-covid-19 functional status (pcfs) ≥2.

inclusion criteria: * adult patients with status post covid-19 (positive covid-19 pcr or an official pharmacy performed antigen test or a self-performed test confirmed by a physician during the acute covid-19 ≥ 6 weeks ago or positive antibodies before vaccination or positive antibodies before vaccination). * persistent covid related symptoms that were not present pre-covid-19 or were less severe pre-covid. * symptomatic: quantified by dyspnea on exertion, loss of energy, fatigue or sleep impairment based upon the score of four questionnaires: * copd assessment test (cat) ≥10, and/or * modified medical research council dyspnea scale (mmrc) ≥2, and/or * cis-fatigue ≥36, and/or * post-covid-19 functional status (pcfs) ≥2.

inclusion criteria: adult patients with status post covid-19 (positive covid-19 pcr or an official pharmacy performed antigen test or a self-performed test confirmed by a physician during the acute covid-19 ≥ 6 weeks ago or positive antibodies before vaccination or positive antibodies before vaccination). persistent covid related symptoms that were not present pre-covid-19 or were less severe pre-covid. symptomatic: quantified by dyspnea on exertion, loss of energy, fatigue or sleep impairment based upon the score of four questionnaires: copd assessment test (cat) ≥10, and/or modified medical research council dyspnea scale (mmrc) ≥2, and/or cis-fatigue ≥36, and/or post-covid-19 functional status (pcfs) ≥2.

inclusion criteria: adult patients with status post covid-19 (positive covid-19 pcr or an official pharmacy performed antigen test or a self-performed test confirmed by a physician during the acute covid-19 ≥ 6 weeks ago or positive antibodies before vaccination or positive antibodies before vaccination). persistent covid related symptoms that were not present pre-covid-19 or were less severe pre-covid. symptomatic: quantified by dyspnea on exertion, loss of energy, fatigue or sleep impairment based upon the score of four questionnaires: copd assessment test (cat) ≥10, and/or modified medical research council dyspnea scale (mmrc) ≥2, and/or cis-fatigue ≥36, and/or post-covid-19 functional status (pcfs) ≥2.

inclusion criteria: adult patients with status post covid-19 (positive covid-19 pcr or an official pharmacy performed antigen test ≥6 weeks ago) persistent covid related symptoms that were not present pre-covid-19 or were less severe pre-covid. symptomatic: quantified by dyspnea on exertion, loss of energy, fatigue or sleep impairment based upon the score of four questionnaires: copd assessment test (cat) ≥10, and/or modified medical research council dyspnea scale (mmrc) ≥2, and/or cis-fatigue ≥36, and/or post-covid-19 functional status (pcfs) ≥2.

inclusion criteria: adult patients with status post covid-19 (positive covid-19 pcr or an official pharmacy performed antigen test ≥6 weeks ago) persistent covid related symptoms that were not present pre-covid-19 or were less severe pre-covid. symptomatic: quantified by dyspnea on exertion, loss of energy, fatigue or sleep impairment based upon the score of four questionnaires: copd assessment test (cat) ≥10, and/or modified medical research council dyspnea scale (mmrc) ≥2, and/or cis-fatigue ≥36, and/or post-covid-19 functional status (pcfs) ≥2.