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Patel, J.; Baldwin, J.; Bunting, P.; Laha, S. . (2014). The effect of a multicomponent multidisciplinary bundle of interventions on sleep and delirium in medical and surgical intensive care patients. Anaesthesia, 69(6), 540–549. doi:10.1111/anae.12638 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research