Mental challenge in the workplace and risk of dementia in old age: is there a connection?

Wilson, R S. (2005). Mental challenge in the workplace and risk of dementia in old age: is there a connection?. Occupational and Environmental Medicine, 62(2), 72–73. doi:10.1136/oem.2004.017905

An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research