Breadcrumb Home News Patients With Vulnerable Immune Systems Worry Vaccine Exemptions May Put Them in Peril Patients With Vulnerable Immune Systems Worry Vaccine Exemptions May Put Them in Peril March 22, 2022 Clinical Ethicist Joel Wu, JD, MPH, MA, HEC-C weighs in on the dilemma. Previous News Stop Punching the Clock? Why You Might Be Able to Change When and How Long You Work Can Medicine Fix a Broken Story? When a Broken Body is only Part of the Tragedy In Medicine, a Simple Misunderstanding Can Kill.