NCT04452305 2025-12-10Spermatogonial Stem Cell (SSC) Transplant and Testicular Tissue GraftingUniversity of PittsburghPhase NA Recruiting10 enrolled
NCT06193850 2024-01-05Protocol N. 2014 - Observational Study on the Quality of Life of OutpatientsIRCCS San RaffaeleRecruiting10,000 enrolled