Correlation between uterine artery Doppler indices and menstrual irregularities among levonorgestrel releasing intrauterine system and depot medroxyprogesterone acetate users: a prospective observational study
The European Journal of Contraception & Reproductive Health Care (2017) - Comments
pubmed: 28730844  doi: 10.1080/13625187.2017.1351533  issn: 1362-5187  issn: 1473-0782 

Mohamed Rezk, Alaa Al-Halaby, Mohamed Emarh, Mohamed Shawky