1.0Cognition Conferenceshttps://cognitionconferences.com/clinicalresearchCognition Conferenceshttps://cognitionconferences.com/clinicalresearch/author/cogn-3012/rich600338<blockquote class="wp-embedded-content" data-secret="6PjnVvQ6hq"><a href="https://cognitionconferences.com/clinicalresearch/speaker/nazaire-bermal-nancy/">Nazaire-Bermal Nancy</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://cognitionconferences.com/clinicalresearch/speaker/nazaire-bermal-nancy/embed/#?secret=6PjnVvQ6hq" width="600" height="338" title="“Nazaire-Bermal Nancy” — Cognition Conferences" data-secret="6PjnVvQ6hq" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! 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); //# sourceURL=https://cognitionconferences.com/clinicalresearch/wp-includes/js/wp-embed.min.js </script> https://cognitionconferences.com/clinicalresearch/wp-content/uploads/2026/01/Nazaire-Bermal-Nancy.png216174Abstract The varicella vaccine (VarV) produced by Sinovac (Dalian) obtained World Health Organization (WHO) prequalification in November 2022. However, no direct comparative studies have been conducted between VarV and other WHO-prequalified varicella vaccines. The study aimed to assess the immunogenicity and safety of Sinovac’s VarV compared with Merck Sharp & Dohme’s (MSD) VARIVAX® following a […]