div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=in-vitro-fertilization-of-rat-eggshtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: In vitro Fertilization of Rat Eggs loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentssitereader036viewer20220721175750684a1a28ab0f07af7c2ehtml5thumbnails1jpg width=140 height=200 divp© Nature Publishing Group1973pdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=in-vitro-fertilization-of-rat-eggshtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: In vitro Fertilization of Rat Eggs loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentssitereader036viewer20220721175750684a1a28ab0f07af7c2ehtml5thumbnails2jpg width=140 height=200 divp© Nature Publishing Group1973pdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=in-vitro-fertilization-of-rat-eggshtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: In vitro Fertilization of Rat Eggs loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentssitereader036viewer20220721175750684a1a28ab0f07af7c2ehtml5thumbnails3jpg width=140 height=200 divp© Nature Publishing Group1973pdiv