Phlebotomy Course & CNA ClassProctored tests are given for staff members of St. John's United. Future classes to be announced. Before beginning job as a CNA, trainees are typically called for to finish a health examination that certifies they are fit enough to perform the responsibilities of a nursing assistant. https://romainjp5169.blogunteer.com/30307370/phlebotomy-course-cna-class-do