Pulmonary function evaluation after hospital discharge of patients with severe COVID-19 Jessica Polese; Larissa Sant'Ana; Isac Ribeiro Moulaz; Izabella Cardoso Lara; Julia Muniz Bernardi; Marina Deorce de Lima; Elaína Aparecida Silva Turini; Gabriel Carnieli Silveira; Silvana Duarte; José Geraldo Mill;