ADHD associated_with major depressive disorder

family and twin studies report genetic overlap between ADHD and ... major depressive disorder

significant positive genetic correlation of ADHD with major depressive disorder ... supports previous findings

positive genetic correlation with major depressive disorder (rg = 0.42, P = 7.38 × 10−38)

we analysed ... the genetic correlation of ADHD with eight phenotypes: ... major depressive disorder.