Here's and old study about Rh negative in Scottland(Highlands).
Long story short, Rh negative seems to be bigger in heavily Celtic areas, where also there's high O blood type.
https://drive.google.com/file/d/1E2VHziDBYQVyYmS6ggOtQHHIJ5UMiigt/view?usp=drivesdk
Long story short, Rh negative seems to be bigger in heavily Celtic areas, where also there's high O blood type.
PHP:
https://drive.google.com/file/d/1E2VHziDBYQVyYmS6ggOtQHHIJ5UMiigt/view?usp=drivesdk