External Validation of the Advanced-Stage Hodgkin Lymphoma International Prognostic Index (A-HIPI): Strong Calibration in the Brazilian Prospective Hodgkin Lymphoma Registry - Biasoli, Irene; Buccheri, Valeria; Moreira, Frederico Rafael; Castro, Nelson; Vilarim, Carolina Colaco; Traina, Fabiola; Chiattone, Carlos; Praxedes, Monica; Solza, Cristiana; Perobelli, Leila; Baiocchi, Otavio; Gaiolla, Rafael [UNESP]; et al. (Elsevier B.V., 2023)