1. persons who had more severe covid 19 illnesses and were hospitalized. 2. persons who had during their illness chest pain breathlessness, palpitation, symptoms, and signs of heart failure. 9. subjects with cardiopulmonary disorders. 3. a history of previous back or abdominal surgery/injury 4. evidence of a systemic or musculoskeletal disease within the past six months -

1. persons who had more severe covid 19 illnesses and were hospitalized. 2. persons who had during their illness chest pain breathlessness, palpitation, symptoms, and signs of heart failure. 9. subjects with cardiopulmonary disorders. 3. a history of previous back or abdominal surgery/injury 4. evidence of a systemic or musculoskeletal disease within the past six months -

persons who had more severe covid 19 illnesses and were hospitalized. persons who had during their illness chest pain breathlessness, palpitation, symptoms, and signs of heart failure. 9. subjects with cardiopulmonary disorders. 3. a history of previous back or abdominal surgery/injury 4. evidence of a systemic or musculoskeletal disease within the past six months -

persons who had more severe covid 19 illnesses and were hospitalized. persons who had during their illness chest pain breathlessness, palpitation, symptoms, and signs of heart failure. 9. subjects with cardiopulmonary disorders. 3. a history of previous back or abdominal surgery/injury 4. evidence of a systemic or musculoskeletal disease within the past six months -

1. persons who had more severe covid 19 illnesses and were hospitalized. 2. persons who had during their illness chest pain breathlessness, palpitation, symptoms, and signs of heart failure. 9. subjects with cardiopulmonary disorders. 3. a history of previous back or abdominal surgery/injury 4. evidence of a systemic or musculoskeletal disease within the past six months -

1. persons who had more severe covid 19 illnesses and were hospitalized. 2. persons who had during their illness chest pain breathlessness, palpitation, symptoms, and signs of heart failure. 9. subjects with cardiopulmonary disorders. 3. a history of previous back or abdominal surgery/injury 4. evidence of a systemic or musculoskeletal disease within the past six months -