Is the Central Valley of Costa Rica a genetic isolate?

@article{Morera2004IsTC,
  title={Is the Central Valley of Costa Rica a genetic isolate?},
  author={Bernal Morera and Ramiro Barrantes},
  journal={Revista de biologia tropical},
  year={2004},
  volume={52 3},
  pages={629-44}
}
In the last decade, the Costa Rican Central Valley population (CRCV), has received considerable scientific attention, attributed in part to a particularly interesting population structure. Two different and contradictory explanations have emerged: (1) An European-Amerindian-African admixed population, with some regional genetic heterocigosity and moderate degrees of consanguinity, similar to other Latin-American populations. (2) A genetic isolate, with a recent founder effect of European origin… CONTINUE READING