%0 Journal Article %T Cardiac parasympathetic index identifies subjects with adult obstructive sleep apnea: A simultaneous polysomnographic-heart rate variability study %A Aldo Quattrone %A Andrea Quattrone %A Antonio Gambardella %A Basilio Vescio %A Ferdinando Roccia %A Francesco Bono %A Maria Salsone %A Miriam Sturniolo %A Umberto Aguglia %J Archive of "PLoS ONE". %D 2018 %R 10.1371/journal.pone.0193879 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5843243/