The Number of Episodes of Subtherapeutic Tacrolimus Blood Level Is Independently Associated With Reduced Kidney Graft Survival. - Meisel E; Bielopolski D; Steinmetz T; Agur T; Lichtenberg S; Goldman S; Herman-Edelstein M; Nesher E; Rahamimov R; Rozen-Zvi B (Clinical transplantation, 2024)