R. Calzia

发表

M. Rugge, P. Cadrobbi, R. Piscopo, 1988, Gut.

G. Realdi, P. Cadrobbi, R. Piscopo, 1986, The Journal of pediatrics.

A. Alberti, P. Cadrobbi, C. Crivellaro, 1990, The Journal of pediatrics.

F. Callea, P. Vajro, M. Rizzetto, 1996, Journal of viral hepatitis.