Yeasmin, S., A. A. Hossain, T. Yeasmin, M. R. Amin, Q. S. Akhter, M. A. Kader, and M. Kamal. “Study of Serum FT3, FT4 and TSH in Pregnant Women”. Journal of Dhaka Medical College, vol. 23, no. 1, Mar. 2015, pp. 68-72, doi:10.3329/jdmc.v23i1.22697.