div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imagea href=https:reader043fdocumentorgreader043viewer2022020405575068271a28ab0f07aed68ahtml5page1jpg target=_blank img data-url=documentlocal-anaesthetic-activity-of-the-receptor-antagonist-pronethalolhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Local Anæsthetic Activity of the β-Receptor Antagonist Pronethalol loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader043fdocumentorgreader043viewer2022020405575068271a28ab0f07aed68ahtml5thumbnails1jpg width=140 height=200 adivp© Nature Publishing Group1964pdiv