S Perrotta, A Iolascon, R Polito, G d’Urzo, ML Conte and E Miraglia del Giudice (1999) “4.2 Nippon mutation in a non-Japanese patient with hereditary spherocytosis”, Haematologica. Pavia, Italy, 84(7), pp. 660-662. doi: 10.3324/%x.