sci
hub

to open science
Fristad, Mary A.; Wolfson, Hannah; Algorta, Guillermo Perez; Youngstrom, Eric A.; Arnold, L. Eugene; Birmaher, Boris; Horwitz, Sarah; Axelson, David; Kowatch, Robert A.; Findling, Robert L. . (2016). Disruptive Mood Dysregulation Disorder and Bipolar Disorder Not Otherwise Specified: Fraternal or Identical Twins?. Journal of Child and Adolescent Psychopharmacology, 26(2), 138–146. doi:10.1089/cap.2015.0062 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research