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<xml><bibliography><APA>Jatuporn Wongsathikun และผู้แต่งคนอื่นๆ. (2020) Prevalence of Mild Cognitive Impairment in Chronic Obstructive Pulmonary Diseases (COPD) at Siriraj Hospital. RANGSIT UNIVERSITY:ม.ป.ท.</APA><Chicago>Jatuporn Wongsathikun และผู้แต่งคนอื่นๆ. 2020. Prevalence of Mild Cognitive Impairment in Chronic Obstructive Pulmonary Diseases (COPD) at Siriraj Hospital. ม.ป.ท.:RANGSIT UNIVERSITY;</Chicago><MLA>Jatuporn Wongsathikun และผู้แต่งคนอื่นๆ.  Prevalence of Mild Cognitive Impairment in Chronic Obstructive Pulmonary Diseases (COPD) at Siriraj Hospital.  ม.ป.ท.:RANGSIT UNIVERSITY, 2020. Print.</MLA></bibliography></xml>
