TY - JOUR TI - Heart rate variability analysis of single-channel electrocardiogram can help to differentiate high-risk patients with obstructive sleep apnea syndrome - a study on diagnostic accuracy AU - Karasulu, L. AU - Dalar, L. AU - Sökücü, S. AU - Altın, S. JO - The Anatolian Journal of Cardiology PY - 2012 VL - 12 SP - 331 EP - 338 DO - 10.5152/akd.2012.097 ER -