div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader043vdocumentinreader043viewer20220205235750683d1a28ab0f07af3e85html5page1jpg target=_blank img data-url=antibody-heterogeneity-of-anti-i-cold-agglutinins-as-shown-by-cord-cell-studieshtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Antibody Heterogeneity of Anti-I Cold Agglutinins as shown by Cord Cell Studies loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader043vdocumentinreader043viewer20220205235750683d1a28ab0f07af3e85html5thumbnails1jpg width=140 height=200 adivp© 1969 Nature Publishing Grouppdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imagea href=https:reader043vdocumentinreader043viewer20220205235750683d1a28ab0f07af3e85html5page2jpg target=_blank img data-url=antibody-heterogeneity-of-anti-i-cold-agglutinins-as-shown-by-cord-cell-studieshtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Antibody Heterogeneity of Anti-I Cold Agglutinins as shown by Cord Cell Studies loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader043vdocumentinreader043viewer20220205235750683d1a28ab0f07af3e85html5thumbnails2jpg width=140 height=200 adivp© 1969 Nature Publishing Grouppdiv