Active recruitment strategy in disadvantaged immigrant populations improves the identification of human immunodeficiency but not of hepatitis B or C virus infections

Hepatitis B; Hepatitis C; HIV infection; Immigrants; Adult; Africa South of the Sahara; Africa; Northern; Age Factors; Alcoholism; Asia; Coinfection; Emigrants and Immigrants; Europe; Eastern; Female; HIV Infections; Hepatitis B; Hepatitis C; Humans; Italy; Logistic Models; Male; Multivariate Analysis; Patient Selection; Prevalence; Proportional Hazards Models; Substance-Related Disorders; Young Adult; Hepatology; Gastroenterology