Browsing by Autor "Lisa Jones"

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    Salivary progesterone levels and rate of ovulation are significantly lower in poorer than in better-off urban-dwelling Bolivian women
    (Oxford University Press, 2002) Virginia J. Vitzthum; Gillian R. Bentley; Hilde Spielvogel; Esperanza Cáceres; Jonathan Thornburg; Lisa Jones; Sarah Shore; Kelly R. Hodges; Robert T. Chatterton
    Progesterone levels appear to be influenced by chronic and acute ecological conditions, evidenced by the association with body-size and the probability of ovulation respectively. These findings have implications for understanding cancer aetiology, developing population-appropriate hormonal contraceptives, and modelling the evolution and functioning of the reproductive system.