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Spies I, Hauser L, Jorde PE, Knutsen H, Punt AE, Rogers LA, Stenseth NC.Spies I, et al. Among authors: jorde pe.Proc Natl Acad Sci U S A. 2018 May 8;115(19):4945-4950. doi: 10.1073/pnas.1800096115. Epub 2018 Apr 19.Proc Natl Acad Sci U S A. 2018.PMID: 29674450Free PMC article.