COVID-19(49) SARS-CoV-2(31) Patient(28) dialysis(23) kidney(22) Treatment(15) Acute kidney injury(14) Mortality(14) hospital(13) transplantation(13) with COVID-19(13) AKI(12) age(11) Hemodialysis(11) Infection(11) Kidney failure(11) acute kidney injury and ICU nephrology(11) acute kidney(10) pandemic(10) renal(10) the patient(9) Chronic kidney disease(9) outcome(8) controls(8) RT-PCR(8) Care(8) performed(8) Emergency use authorization(8) ICU(8) collected(7)