Two types of IUDs have come to the fore. One type of IUD that incorporates copper became widely available in the United States by 1988.
لٰكِنْ هَلْ شَهِدَ ٱلطِّبُّ وَٱلْعِلْمُ تَطَوُّرَاتٍ مُهِمَّةً مُنْذُ نُشِرَتْ هٰذِهِ ٱلْمَقَالَةُ عَامَ ١٩٧٩ ؟‏