Saving these resources here so they are easy to find.
Examining overlap and homogeneity in ASD, ADHD, and OCD: a data-driven, diagnosis-agnostic approach
Azadeh Kushki et al. Transl Psychiatry. 2019.
https://pubmed.ncbi.nlm.nih.gov/31772171/
Structural neuroimaging correlates of social deficits are similar in autism spectrum disorder and attention-deficit/hyperactivity disorder: analysis from the POND Network
Danielle A Baribeau et al. Transl Psychiatry.2019.