COVID-19(42) SARS-CoV-2(35) Transplant(33) Kidney transplantation(32) recipient(31) Patient(29) kidney(25) response(21) positive(19) vaccination(18) Immunosuppression(15) recipients(15) Diagnosis(14) Infection(14) coronavirus(13) Treatment(12) patients(12) death(12) evaluated(11) BNT162b2(11) SARS-COV-2 infection(11) incidence(11) dose(11) kidney transplant recipient(11) antibody(11) Administered(10) analyzed(10) Humoral response(9) identify(9) monoclonal antibodies(9)