>>508828763
nice there it is and here's 3 more.
https://academic.oup.com/jnen/article-abstract/58/3/217/2609732?redirectedFrom=fulltext
https://www.pnas.org/doi/full/10.1073/pnas.0803652105
https://pubmed.ncbi.nlm.nih.gov/10073431/
TLDR: men have 9% more brain mass, 13% more neuron density, 33% more synapses between neurons. meaning the female brain is only 61% as complex as a male brain.