1.0Division of Gastroenterology and Hepatology/medicine/gigsa/medicine/gi/author/gsa/rich600338<blockquote class="wp-embedded-content" data-secret="h05ubL2GPy"><a href="/medicine/gi/people/john-baron-md-ms-msc/">John Baron, MD, MS, MSc</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="/medicine/gi/people/john-baron-md-ms-msc/embed/#?secret=h05ubL2GPy" width="600" height="338" title="“John Baron, MD, MS, MSc” — Division of Gastroenterology and Hepatology" data-secret="h05ubL2GPy" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); /* ]]> */ </script> /medicine/gi/wp-content/uploads/sites/1267/2021/10/John-A-Baron.jpg173200Dr. John Baron is Professor of Medicine at the University of North Carolina, and Professor emeritus of Medicine and Epidemiology at the Geisel School of Medicine at Dartmouth. An internist by clinical training, he also has master’s degrees in Epidemiology and in Mathematical Statistics. He now works as a clinical epidemiologist and trialist, currently focusing … Read more