Pataka, A., Kotoulas, S., Sourla, E., Akritidou, S., Panagiotidou, E., Kalamaras, G., Fekete, K. and Argyropoulou, P. (2015) “Evaluating four –variable screening tool in european population of a sleep clinic for assessing obstructive sleep apnea syndrome”, Asian Journal of Medical Sciences, 7(2), pp. 21–27. doi: 10.3126/ajms.v7i2.13075.