Vivas is a surname. Notable people with the surname include:

LONG TERM RESULTS OF PEDIATRIC RENAL TRANSPLANTATION INTO AN ABNORMAL LOWER URINARY TRACT.: Abstract# 24.
Human polyoma virus-associated interstitial nephritis in the allograft kidney
Oropharyngeal and nasopharyngeal suctioning of meconium-stained neonates before delivery of their shoulders: multicentre, randomised...
A prospective, randomized trial of tacrolimus/prednisone versus tacrolimus/prednisone/mycophenolate mofetil in renal transplant reci...
INTERFERON-?±-INDUCED ACUTE RENAL ALLOGRAFT REJECTION
Presence of Bacterial Infection in Bleeding Cirrhotic Patients Is Independently Associated with Early Mortality and Failure to Contr...
Interferon-alpha-induced acute renal allograft rejection.
Clinical significance of renal biopsies showing concurrent acute rejection and tacrolimus-associated tubular vacuolization.
POSTTRANSPLANT LYMPHOPROLIFERATIVE DISORDERS IN ADULT AND PEDIATRIC RENAL TRANSPLANT PATIENTS RECEIVING TACROLIMUS-BASED IMMUNOSUPPR...
A Spitzer Space Telescope Study of Disks in the Young σ Orionis Cluster