Gruber R., Grizenko N., Joober R. (2007). Delayed sleep phase syndrome, ADHD, and bright light therapy, J Clin Psychiatry, 68(2), 337-8.

Gruber R., Grizenko N., Schwartz G., Bellingham J., Guzman R., Joober R. (2007). Performance on the continuous performance test in children with ADHD is associated with sleep efficiency, Sleep, 30(8), 1003-9.