div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader042vdocumentssitereader042viewer20220205225750680a1a28ab0f07ae514dhtml5page1jpg target=_blank img data-url=response-of-oral-tissues-to-grafts-of-ethylenediamine-treated-heterogeneoushtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Response of Oral Tissues to Grafts of Ethylenediamine-treated Heterogeneous Bone loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader042vdocumentssitereader042viewer20220205225750680a1a28ab0f07ae514dhtml5thumbnails1jpg width=140 height=200 adivp© 1957 Nature Publishing Grouppdiv