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EPATITI VIRALI  - Facoltà di Medicina e Chirurgia

EPATITI VIRALI  - Facoltà di Medicina e Chirurgia

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Injecting<br />

Drug Use<br />

(15%)<br />

Risk Factors for Acute Hepatitis B<br />

United States, 1992-1993<br />

Unknown (31%)<br />

Heterosexual*<br />

(41%)<br />

* Includes sexual contact with acute cases, carriers, and multiple partners.<br />

Source: CDC Sentinel Counties Study of Viral Hepatitis<br />

Homosexual Activity (9%)<br />

Household Contact (2%)<br />

Health Care Employment (1%)<br />

Other (1%)<br />

47

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