The wave of advance of an advantageous gene: the sickle cell gene in Liberia. 1960.
Livingstone
F B
FB
D000755:Anemia, Sickle Cell / Q000235:genetics*; D005828:Genetics, Population / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D007988:Liberia; D012805:Sickle Cell Trait / Q000235:genetics*