 NEW YORK, June 10, 2021 PRNewswire -- DaVita Kidney Care and the National Kidney Foundation NKF today announced their collaboration in launching an innovative, yearlong pilot aimed at improving health equity in kidney transplantation with a newly-developed program within NKFs THE BIG ASK: THE BIG GIVE platform. Many people never find a living donor simply because they are afraid to ask, said Kevin Longino, CEO, National Kidney Foundation and a kidney transplant patient. 