Bioko
References
Mateu E, Comas D, Calafell F, Perez-Lezaun A, Abade A, Bertranpetit J. A tale of two islands: population history and mitochondrial DNA sequence variation of Bioko and Sao Tome, Gulf of Guinea. Ann Hum Genet. 1997 Nov;61(Pt 6):507-18. PMID: 9543551