Original Research

Exhaled Nitric Oxide as a Surrogate Marker for Obstructive Sleep Apnea Severity Grading: An In-Hospital Population Study

Dang-Thi-Mai K, Le-Dong NN, Le-Thuong V, Tran-Van N, Duong-Quy S

Nature and Science of Sleep 2021, 13:763-773

Published Date: 14 June 2021