BackgroundPosttransplant lymphoproliferative disorders (PTLDs) are uncommon but serious complications in patients following solid organ transplantation. Primary Epstein-Barr virus (EBV) infection is a risk factor for the development of PTLD. especially early-onset PTLD. in EBV-negative recipients. https://www.cubiertasytubulares.com/product-category/mouthwash/