By Cheung A.M.   Tsevat J.   in Preventive Medicine

ISSN:0091-7435|26|2|271-273

Academic Press‎(1997)‎

Access to resources Favorite 10.734428

By Walker N. M.   Mandell K. L.   Tsevat J.   in AIDS Care

ISSN:1360-0451|11|3|345-353

Routledge Ltd‎(1999)‎

Access to resources Favorite 7.4252224