Dis Model Mech. 2022 Oct 1;15(10):dmm049490. doi: 10.1242/dmm.049490. Epub 2022 Oct 26. ABSTRACT Isolated populations have been valuable for the discovery of rare monogenic diseases and their causative genetic variants. Finnish disease heritage (FDH) is an example of a group of hereditary monogenic disorders caused by single major, usually autosomal-recessive,…