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 New Case Commentary: Responding to Parental Objections Over Testing for Death by Neurologic Criteria Walz fills out top agency posts ahead of second term Gov. Tim Walz names new education, health and public safety commissioners