COVID-19(17) Course(7) problem(7) reported(7) Infection(6) Patient(6) pandemic(6) Diagnosis(5) COVID-19 infection(5) SARS-CoV-2(5) pediatric(4) patient data(4) pulmonary involvement(4) being(4) therapy(4) Pneumonia(4) Laboratory tests(4) receiving(4) ERT(4) mucopolysaccharidosis(4) dysfunction(4) type I(4) positive(4) Autoimmunity(4) Lysosomal storage disorder(4) immunodeficiency(4) Severe acute respiratory(4) the patient(4) Lymphocyte count(4) IgA level(4)