Typing single polymorphic nucleotides in mitochondrial DNA as a way to access Middle Pleistocene DNA

1. Valdiosera, C.
2. García, N.
3. Dalén, L.
4. Smith, C.
5. Kahlke, R.-D.
6. Lidén, K.
7. Angerbjörn, A.
8. Arsuaga, J.L.
9. Götherström, A.