TY - JOUR A1 - Gerst-Emerson, K. A1 - Jayawardhana, J. T1 - Loneliness as a public health issue: The impact of loneliness on health care utilization among older adults Y1 - 2015 DO - 10.2105/AJPH.2014.302427 VL - 105 IS - 5 ER -