div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader040vdocumentsmxreader040viewer2022020523575068781a28ab0f07b050cdhtml5page1jpg target=_blank img data-url=to-b-or-not-to-b-htmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: To B or not to B loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentsmxreader040viewer2022020523575068781a28ab0f07b050cdhtml5thumbnails1jpg width=140 height=200 adivp© 1987 Nature Publishing Grouppdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imagea href=https:reader040vdocumentsmxreader040viewer2022020523575068781a28ab0f07b050cdhtml5page2jpg target=_blank img data-url=to-b-or-not-to-b-htmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: To B or not to B loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentsmxreader040viewer2022020523575068781a28ab0f07b050cdhtml5thumbnails2jpg width=140 height=200 adivp© 1987 Nature Publishing Grouppdiv