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Article History

Received: 15 July 2025

Accepted: 28 August 2025

First Online: 27 September 2025

Declarations

:

: There are not any conflicts of interest related to this study to declare. The authors (Sy Duong-Quy, Thai Nguyen-Duy, Tran V. Hoc, Lien Nguyen-Thi-Hong, Khue Bui-Diem, Tram Tang-Thi-Thao, Diep Nguyen-Thi-Hong, Bang Nguyen-Trong, Anh Nguyen-Tuan, Hoang Nguyen-Huu, Quan Vu-Tran-Thien, Toi Nguyen-Van, Trung Mai-Xuan, Viet Nguyen-Ba, Thu Vo-Pham-Minh-Thu, Thuc Pham-Van, Linh Pham-Van, Vu-Van Giap, Bao Le-Khac, Ngoc Luu-Bich, Thuy Tran-Phan-Chung, Dung Nguyen-Thi-Thu, Huong Le-Thi-Minh, Vinh Nguyen-Nhu, Khue Luong-Ngoc, Nhung Nguyen-Viet, Franck Soyez, Francis Martin, Thomas Penzel, and Timothy Craig) confirm that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest. Sy Duong-Quy and Timothy Craig are the members of the Editorial Board of Pulmonary Therapy . They were not involved in the selection of peer reviewers for this manuscript nor in any of the subsequent editorial decisions.

: This study was approved by the Academic and Scientific Research Committee of the Vietnam Society of Sleep Medicine (Approval No. HDNCKH.VSSM.1301.2024). The study was conducted in accordance with the ethical principles outlined in the Declaration of Helsinki of 1964 and its later amendments. The methodology strictly adhered to the ethical standards set forth by the approving institution. Participants received a full explanation of the study objectives and procedures. They agreed to participate by signing a consent form to participate in the study.