Apnea-hypopnea index of 4 per hour serves as a metabolomic breakpoint in patients referred for polysomnography
Ott Kiens, Viktoria Ivanova, Egon Taalberg, Ketlin Veeväli, Ragne Tamm, Triin Laurits, Birgit Ahas, Martin Juss, Tuuliki Hion, Roman Pihlakas, Kalle Kilk, Ursel Soomets, Alan Altraja
European Respiratory Journal Sep 2021, 58 (suppl 65) PA377; DOI: 10.1183/13993003.congress-2021.PA377