◂
sci
hub

to open science
Holmberg, K.; Lundholm, C.; Anckarsäter, H.; Larsson, H.; Almqvist, C. . (2015). Impact of asthma medication and familial factors on the association between childhood asthma and attention-deficit/hyperactivity disorder: a combined twin- and register-based study. Clinical & Experimental Allergy, 45(5), 964–973. doi:10.1111/cea.12529 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research