Positive and negative social exchanges and cognitive aging in young-old adults: Differential associations across family, friend, and spouse domains

Ryan, Lindsay H; Windsor, Tim D; Gerstorf, Denis; Pearson, Elissa; Anstey, Kaarin J. (2014). Positive and negative social exchanges and cognitive aging in young-old adults: Differential associations across family, friend, and spouse domains. Psychology and aging. 29(1), 28-43.