div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: ethinyloestradiol 100 pg plus levonorgestrel 05 mg or dl-norgestrel 10 mg repeated 12 hours later Subse- quent studies of women in various countries also 2-4 showed levonorgestrel src=https:reader031vdocumentsnetreader031viewer20220420005e6d541a5c8d8a7fe54424b1html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: ethinyloestradiol 100 pg plus levonorgestrel 05 mg or dl-norgestrel 10 mg repeated 12 hours later Subse- quent studies of women in various countries also 2-4 showed levonorgestrel src=https:reader031vdocumentsnetreader031viewer20220420005e6d541a5c8d8a7fe54424b1html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: ethinyloestradiol 100 pg plus levonorgestrel 05 mg or dl-norgestrel 10 mg repeated 12 hours later Subse- quent studies of women in various countries also 2-4 showed levonorgestrel src=https:reader031vdocumentsnetreader031viewer20220420005e6d541a5c8d8a7fe54424b1html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: ethinyloestradiol 100 pg plus levonorgestrel 05 mg or dl-norgestrel 10 mg repeated 12 hours later Subse- quent studies of women in various countries also 2-4 showed levonorgestrel src=https:reader031vdocumentsnetreader031viewer20220420005e6d541a5c8d8a7fe54424b1html5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 5button div class=ts-image amp-img class=ts-thumb alt=Page 5: ethinyloestradiol 100 pg plus levonorgestrel 05 mg or dl-norgestrel 10 mg repeated 12 hours later Subse- quent studies of women in various countries also 2-4 showed levonorgestrel src=https:reader031vdocumentsnetreader031viewer20220420005e6d541a5c8d8a7fe54424b1html5thumbnails5jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 6button div class=ts-image amp-img class=ts-thumb alt=Page 6: ethinyloestradiol 100 pg plus levonorgestrel 05 mg or dl-norgestrel 10 mg repeated 12 hours later Subse- quent studies of women in various countries also 2-4 showed levonorgestrel src=https:reader031vdocumentsnetreader031viewer20220420005e6d541a5c8d8a7fe54424b1html5thumbnails6jpg width=142 height=106 layout=responsive amp-img divdiv