Flores Uzcanga MA, Narvaez Anzures EO, Jesús DNJ. Demographic and Clinical Characteristics Differentiating Patients Referred for Diagnostic Spirometry and Diagnosed with or without Chronic Obstructive Pulmonary Disease. BJHR [Internet]. 2024Dec.25 [cited 2025Dec.5];11(06):252-63. Available from: https://journals.scholarpublishing.org/index.php/BJHR/article/view/18014