Preventable infectious diseases using vaccination in developmental age in the province of Frosinone, Italy.

Introduction: A study has been made of the behaviour of preventable infectious diseases by means of vaccination in the developmental age, reported between 1995 and 2003, in the area of Frosinone and Province, Italy.

Results: . Analysis of the distribution of the 185 cases of hepatitis B notified, demonstrates that the mean age has increased from 26.