Prognostic marker for severe acute exacerbation of chronic obstructive pulmonary disease: analysis of diffusing capacity of the lung for carbon monoxide (D<inf>LCO</inf>) and forced expiratory volume in one second (FEV<inf>1</inf>)

Real-world experience of afatinib as first-line therapy for advanced EGFR mutation-positive non-small cell lung cancer in Korea

Sequential treatment of afatinib and osimertinib or other regimens in patients with advanced non-small-cell lung cancer harboring EGFR mutations: Results from a real-world study in South Korea

Effects of a mixture of ivy leaf extract and coptidis rhizome on patients with chronic bronchitis and bronchiectasis

Treatment outcomes and safety of afatinib in advanced squamous cell lung cancer progressed after platinum-based doublet chemotherapy and immunotherapy (SPACE study)

Clinical impact of rebiopsy among patients with epidermal growth factor receptor-mutant lung adenocarcinoma in a real-world clinical setting

Phase II open-label multicenter study to assess the antitumor activity of afatinib in lung cancer patients with activating epidermal growth factor receptor mutation from circulating tumor DNA: Liquid-Lung-A

The clinical significance of ras, pik3ca, and pten mutations in non-small cell lung cancer using cell-free dna

Clinical significance of EGFR mutation types in lung adenocarcinoma: A multi-centre Korean study

Invasive Endobronchial Mycobacterium kansasii Infection