The process of assigning trial subjects to treatment or control groups using an element of chance to determine the assignments in order to reduce bias.
About the Author: Manish Rauthan
This is Manish Rauthan and I am a Clinical Research Professional with Blogger and I am the owner of Clinical Ocean. Clinical Ocean is a blog for all the Clinical Research and Medical Professionals, specially for newbies who want to enter into CR domain. Follow me on twitter: @clinicalocean and Facebook ClinicalOcean