Cardiac Arrhythmias: Diagnosis and Emergency Management Online Course (26)**For instant access to the course please ensure you have an account with LearnEM www. learnem. com. au and ensure the email address provided on checkout is the same as the email address registered to the website. If these do not match there will be a delay in your access to the course. There can be no doubt that in the minds of many clinicians rhythm diagnosis is the most challenging aspect to ECG interpretation. Add to this the recognition that some