sci
hub

to open science
Lee, In-Soo; Bardwell, Wayne; Ancoli-Israel, Sonia; Natarajan, Loki; Loredo, Jose S.; Dimsdale, Joel E. . (2011). The Relationship between Psychomotor Vigilance Performance and Quality of Life in Obstructive Sleep Apnea. Journal of Clinical Sleep Medicine, 07(03), 254–260. doi:10.5664/JCSM.1064 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research