/45120/1.hassmallThumbnailVersion/Exercise%2C%20Mood%2C%20Self-Efficacy%2C%20and%20Social%20Support%20as%20Predictors%20of%20Depressive%20Symptoms%20in%20Older%20Adults%20Direct%20and%20Interactio.pdf;/45120/1/Exercise%2C%20Mood%2C%20Self-Efficacy%2C%20and%20Social%20Support%20as%20Predictors%20of%20Depressive%20Symptoms%20in%20Older%20Adults%20Direct%20and%20Interactio.pdf