ทองลาด แ. , พรมจันทร์ ธ. and สีกุด ภ. 2021. The Relationship between Social Relationship and Self-Esteem with Life Quality of the Elderly in Krachod Sub-District Health Promotion Hospital, Muang District, Nakhon Ratchasima Province . Primary Health Care Journal (Northeastern Edition) . 36, 1 (Oct. 2021), 48–57.