The Centers for Disease Control and Prevention's influential vaccine advisory committee plans to meet Thursday to discuss the new safety warning for Johnson & Johnson's /zigman2/quotes/201724570/composite JNJ -1.85% COVID-19 vaccine and whether immunocompromised people will need a booster dose of a COVID-19 shot. The CDC's Advisory Committee on Immunization Practices has met several times during the pandemic to discuss COVID-19 vaccines. The meeting will be webcast.


