authors Mazonson, Peter Berko, Jeff Loo, Theoren Kane, Mark Zolopa, Andrew Spinelli, Frank Maile Young Karris, MD Shalit, Peter
has subject area Aged Aged, 80 and over Aging Emotions Female HIV Infections Humans Loneliness Longitudinal Studies Male Middle Aged Prospective Studies Quality of Life Social Isolation Surveys and Questionnaires