TY - GENERIC DO - 10.20944/preprints202002.0056.v1 UR - http://dx.doi.org/10.20944/preprints202002.0056.v1 TI - Association of Family Type with Happiness Attributes Among Older Adults: 2017 Korean Community Health Survey Analysis T2 - Preprints AU - Hwang, Eun Jeong AU - Sim, In ok PY - 2020 DA - 2020/02/05 PB - Preprints