Mahtab, N. T., Mahmud, N. and Chowdhury, T. (2019) “Transvaginal sonographic assessment of follicular development and endometrial thickness in letrozole stimulated cycles of PCOS and non-PCOS infertile women”, BIRDEM Medical Journal, 9(3), pp. 234–239. doi: 10.3329/birdem.v9i3.43087.