Journal of Pharmaceutical Negative Results ¦ Volume 13 ¦ Special Issue 1 ¦ 2022 1843 A comparative study between recurrent miscarriages resulting from thyroid dysfunction and autoimmune diseases in the first trimester of pregnancy. Journal of Pharmaceutical Negative Results. Published online October 3, 2022:1843-1846. doi:10.47750/pnr.2022.13.S01.219