ADHD-inattentive versus ADHD-Combined subtypes: A severity continuum or two distinct entities? A comprehensive analysis of clinical, cognitive and neuroimaging data. - Wu, Zhao-Min; Wang, Peng; Liu, Lu; Liu, Juan; Cao, Xiao-Lan; Sun, Li; Cao, Qing-Jiu; Yang, Li; Wang, Yu-Feng; Yang, Bin-Rang (Journal of Psychiatric Research, 2022)