Lazzari, Lorenzo https://orcid.org/0000-0003-0844-0708
Balaguer-Roselló, Aitana
Bruno, Alessandro
Montoro, Juan https://orcid.org/0000-0003-0024-8068
Greco, Raffaella https://orcid.org/0000-0002-6117-5328
Chorao, Pedro https://orcid.org/0000-0001-6741-971X
Lupo-Stanghellini, Maria Teresa https://orcid.org/0000-0003-1382-6939
Villalba, Marta https://orcid.org/0000-0003-3094-331X
Piemontese, Simona https://orcid.org/0000-0002-5908-0792
Assanelli, Andrea
Sanz, Miguel A. https://orcid.org/0000-0003-1489-1177
Peccatori, Jacopo
Ruggeri, Annalisa https://orcid.org/0000-0002-7261-2765
Ciceri, Fabio https://orcid.org/0000-0003-0873-0123
Sanz, Jaime https://orcid.org/0000-0001-6934-4619
Article History
Received: 3 August 2025
Revised: 19 October 2025
Accepted: 11 November 2025
First Online: 18 November 2025
Competing interests
: The authors declare no competing interests.
: Ethics approval and consent to participate: Treatment protocols at each center were approved by the respective institutional review boards in accordance with the Declaration of Helsinki. All patients were treated according to institutional programs and provided written informed consent for the transplant procedures. Additionally, all patients gave written informed consent for the acquisition of clinical data, including information on diagnosis, disease characteristics, first-line treatments, hematopoietic cell transplantation and cell-therapy-associated procedures, transplant type, donor type, stem cell source, complications, and outcomes, which were recorded in the international EBMT registry. The study involved the use of anonymized data, and all patient information was handled according to institutional ethical guidelines and privacy regulations. The study was conducted in compliance with the ethical principles outlined in the Declaration of Helsinki.