Functional disruption of the brain mechanism for reading: effects of comorbidity and task difficulty among children with developmental learning problems. - Simos, Panagiotis; Fletcher, Jack M.; Juranek, Jenifer; Cirino, Paul T.; Rezaie, Roozbeh; Passaro, Antony D.; Li, Zhimin; Papanicolaou, Andrew C. (Neuropsychology, 2011)