{Reference Type}: Guideline {Title}: USPHS/IDSA guidelines for the prevention of opportunistic infections in persons infected with human immunodeficiency virus: an overview. USPHS/IDSA Prevention of Opportunistic Infections Working Group. {Author}: Kaplan JE;Masur H;Holmes KK;Wilfert CM;Sperling R;Baker SA;Trapnell CB;Freedberg KA;Cotton D;Powderly WG; {Journal}: Clin Infect Dis {Volume}: 21 {Issue}: 0 {Year}: Aug 1995 {Factor}: 20.999 {DOI}: 10.1093/clinids/21.supplement_1.s12 {Abstract}: