Bermudez, Gherald, Gabriel Jasul Jr., Aileen David-Wang, Cecilia Jimeno, Jonray Magallanes, and Anna Angelica Macalalad-Josue. “Association of Metabolic Syndrome With the Severity of Airflow Obstruction in Patients With Chronic Obstructive Pulmonary Disease”. Journal of the ASEAN Federation of Endocrine Societies 33, no. 2 (September 25, 2018): 181. Accessed March 29, 2024. https://asean-endocrinejournal.org/index.php/JAFES/article/view/487.