Chearasatawong, N., T. Bosittipichet, and T. Leesri. “Patient’s Backgrounds, Perceptions Toward a Primary Medical Centers and Reasons in Getting Medical Services at General Clinic in the Provincial Hospital”. GSC Advanced Research and Reviews, vol. 2, no. 3, Mar. 2020, pp. 055-63, doi:10.30574/gscarr.2020.2.3.0020.