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Authors
Phuong, Thu Nguyen Ngoc https://orcid.org/0009-0005-6605-5551
Kim, Thanh V. https://orcid.org/0000-0003-2622-9199
Ho, Duong Hiep
Phuong, Thuong Thanh
Le Trang, Nguyen Thi
Tuyen, Tran Thanh
Que, Bui Dan
Hoa, Doan Thi
Thao, Ngo Thi Thanh
Duong-Quy, Sy https://orcid.org/0000-0002-5926-9544
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Article History
Received: 19 January 2026
Accepted: 25 February 2026
First Online: 13 March 2026
Declarations
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: Thu Nguyen Ngoc Phuong, Duong Hiep Ho, Thuong Thanh Phuong, Thanh V. Kim, Nguyen Thi Le Trang, Tran Thanh Tuyen, Bui Dan Que, Doan Thi Hoa, Ngo Thi Thanh Thao, and Sy Duong-Quy have nothing to disclose. Sy Duong-Quy is a member of the Editorial Board of Pulmonary Therapy . He was not involved in the selection of peer reviewers for this manuscript nor in any of the subsequent editorial decisions.
: The study protocol was approved by the People’s Hospital 115 Ethics Committee (Decision No. 840/QĐ-BVND115, 04 May 2023) and conducted in accordance with the Declaration of Helsinki. Permission to use of the Vietnamese questionnaires was granted by the Vietnam Society of Sleep Medicine.
