In this Telemundo 60 story, Dr. Ruth Berggren, Infectious Diseases, clarified that the process used by Johnson & Johnson is a scientific process that has been used with other vaccines and medicines to determine if they are effective.
In this Telemundo 60 story, Dr. Ruth Berggren, Infectious Diseases, clarified that the process used by Johnson & Johnson is a scientific process that has been used with other vaccines and medicines to determine if they are effective.