Luis Lopez-Campos, JoseAlcazar, Bernardino2023-02-122023-02-122016-12-012072-1439http://hdl.handle.net/10668/19472enCopd assessment testPulmonary-diseaseSmokersEvaluation of symptomatic patients without airflow obstruction: back to the futureeditorialopen access10.21037/jtd.2016.12.1032077-6624https://europepmc.org/articles/pmc5227269?pdf=render391175400024