Phlebotomy Course & CNA ClassProctored exams are given for staff members of St. John's United. Future classes to be introduced. Prior to starting job as a CNA, trainees are commonly called for to finish a checkup that accredits they are healthy enough to execute the responsibilities of a nursing aide. https://spencerxwpje.mybuzzblog.com/10677161/phlebotomy-course-cna-class