Hereditary spherocytosis and the (TA)nTAA polymorphism of UGT1A1 gene promoter region-A comparison of the bilirubin plasmatic levels in the different clinical forms - Rocha, S.; Costa, E.; Ferreira, F.; Cleto, E.; Barbot, J.; Rocha-Pereira, P.; Quintanilha, A.; Belo, L.; Santos-Silva, A. (Blood Cells, Molecules, and Diseases, 2010)