Depressive Symptoms by HIV Serostatus Are Differentially Associated With Unprotected Receptive and Insertive Anal Sex Among Substance-Using Men Who Have Sex With Men in the United States. (1st January 2015) - Hanson, Kayla E.; Mansergh, Gordon; Koblin, Beryl A.; Flores, Stephen A.; Hudson, Sharon M.; Myers, Lynnea; Colfax, Grant N.