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Evolution; International Journal of Organic Evolution|April 8, 2004
Selection for increased brood size in historical human populationsSamuli Helle, Virpi Lummaa, Jukka Jokela
Proceedings. Biological Sciences|May 7, 2005
Are reproductive and somatic senescence coupled in humans? Late, but not early, reproduction correlated with longevity in historical Sami womenSamuli Helle, Virpi Lummaa, Jukka Jokela
Proceedings of the National Academy of Sciences of the United States of America|August 6, 2004
Accelerated immunosenescence in preindustrial twin mothersSamuli Helle, Virpi Lummaa, Jukka Jokela
Biology Letters|December 7, 2007
Marrying women 15 years younger maximized men's evolutionary fitness in historical SamiSamuli Helle, Virpi Lummaa, Jukka Jokela
Biology Letters|November 29, 2007
Temperature-related birth sex ratio bias in historical Sami: warm years bring more sonsSamuli Helle, Samuli Helama, Jukka Jokela
Biology Letters|May 10, 2023
Differential grandparental investment when maternal grandmothers are living versus deceasedAntti O Tanskanen, Samuli Helle, Mirkka Danielsbacka
European Journal of Epidemiology|May 27, 2026
The decade of double-trouble: live birth and stillbirth sex ratio variation in Finland during the COVID-19 pandemic and Russia's attack on UkraineSamuli Helle, Antti O Tanskanen, Mirkka Danielsbacka
Plos One|April 12, 2012
Hand asymmetry does not relate to key life history traits in post-menopausal contemporary Finnish womenStefan Van Dongen, Ellen Sprengers, Samuli Helle
Scientific Data|August 9, 2024
A travel time matrix data set for the Helsinki region 2023 that is sensitive to time, mode and interpersonal differences, and uses open data and novel open-source softwareChristoph Fink, Elias Willberg, Robert Klein, et al.
International Journal of Health Geographics|July 29, 2016
Health research needs more comprehensive accessibility measures: integrating time and transport modes from open dataHenrikki Tenkanen, Perttu Saarsalmi, Olle Järv, et al.
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