Susan Redline, Rohit Budhiraja, Vishesh Kapur, Carole L. Marcus, Jason H. Mateika, Reena Mehra, Sariam Parthasarthy, Virend K. Somers, Kingman P. Strohl, David Gozal, Merrill S. Wise, and Stuart F. Quan, The scoring of respiratory events in sleep: reliability and validity.Journal of Clinical Sleep Medicine. ,vol. 3, pp. 169- 200 ,(2007) , 10.5664/JCSM.26818