Checkpoint inhibitor therapy for cancer in solid organ transplantation recipients: an institutional experience and a systematic review of the literature ======================================================================================================================================================== * Noha Abdel-Wahab * Houssein Safa * Ala Abudayyeh * Daniel H. Johnson * Van Anh Trinh * Chrystia M. Zobniw * Heather Lin * Michael K. Wong * Maen Abdelrahim * A. Osama Gaber * Maria E. Suarez-Almazor * Adi Diab