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Paper published by Drs Ruijie Ren:
Original Research
Diaphragmatic Thickening Fraction and Excursion: Different Clinical Values in Non-Critically Ill Patients with AECOPD — An Exploratory Study
Yang X, Zhu L, Ren R
International Journal of Chronic Obstructive Pulmonary Disease 2026, 21:608108
Published Date: 13 June 2026