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Letter to the Editor

Uterine artery Doppler among hormonal long-acting reversible contraceptive method users: statistical concerns

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Page 399 | Received 24 Aug 2017, Accepted 03 Sep 2017, Published online: 28 Sep 2017

References

  • Rezk M, Al-Halaby A, Emarh M, et al. Correlation between uterine artery Doppler indices and menstrual irregularities among levonorgestrel releasing intrauterine system and depot medroxyprogesterone acetate users: a prospective observational study. Eur J Contracept Reprod Health Care. Forthcoming. [cited 21 Jul 2017]. doi: 10.1080/13625187.2017.1351533.
  • Hollander M, Wolfe DA, Chicken E. Nonparametric statistical methods. 3rd ed. New York: John Wiley & Sons; 2013.

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