Beis, P. G., Brozou, C. G., Gourgoulianis, K. I., Pastaka, C., Chatzoulis, D. Z., & Tsironi, E. E. (2012). The Floppy Eyelid Syndrome: Evaluating Lid Laxity and Its Correlation to Sleep Apnea Syndrome and Body Mass Index. International Scholarly Research Network.

Beis, Panagiotis G., Catherine G. Brozou, Konstantinos I. Gourgoulianis, Chaido Pastaka, Dimitrios Z. Chatzoulis, a Evangelia E. Tsironi. The Floppy Eyelid Syndrome: Evaluating Lid Laxity and Its Correlation to Sleep Apnea Syndrome and Body Mass Index. International Scholarly Research Network, 2012.

Beis, Panagiotis G., et al. The Floppy Eyelid Syndrome: Evaluating Lid Laxity and Its Correlation to Sleep Apnea Syndrome and Body Mass Index. International Scholarly Research Network, 2012.