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Ruo-Yi Xue;Chang Liu;Qing-Tao Xiao;Si Sun;Quan-Ming Zou;Hai-Bo Li;. (2021). HtrA family proteases of bacterial pathogens: pros and cons for their therapeutic use . Clinical Microbiology and Infection, (), –. doi:10.1016/j.cmi.2020.12.017 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research