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Cumulative distribution of MPA concentrations 4 months after a 104 mg subcutaneous injection (n = 95; left) and seven months after a 150 mg subcutaneous injection (n = 29; right), based on data from two trials conducted between 2015 and 2018 [10,11]. Dashed lines and 95% confidence bands are based on non-parametric maximum likelihood estimation. Solid curves are parametric model fits. Abbreviation: MPA, medroxyprogesterone acetate.
