Evaluation of the toxicity at Day 100 (NCI/NIH Common Toxicity Criteria) of Extracorporal Photopheresis (ECP) administered for Graft-versus-host-disease (GVHD) prophylaxis and introduced early (Day 21) after an HSCT from a genoidentical donor. Day 100 [clinicaltrials_resource:103047a33318fd36d99a91ecad07924e]

All types of toxicity will be assessed and graded according to NCI/NIH Common Toxicity Criteria

Evaluation of the toxicity at Day 100 (NCI/NIH Common Toxicity Criteria) of Extracorporal Photopheresis (ECP) administered for Graft-versus-host-disease (GVHD) prophylaxis and introduced early (Day 21) after an HSCT from a genoidentical donor. Day 100 [clinicaltrials_resource:103047a33318fd36d99a91ecad07924e]

All types of toxicity will be assessed and graded according to NCI/NIH Common Toxicity Criteria