As your question seems incomplete, speaking generally in clinical research courses you will be taught how Clinical Trial of vaccines is Conducted safely.You will be taught about Clinical Trial Documents,Clinical Trial Management – Project Management,Clinical Trial Planning,Guidelines for Clinical Trials and Clinical Trial Designing.

For mode details about this course,its syllabus,the careers you can pursue after this,the scope you can visit the below link- https://www.careers360.com/courses/clinical-research-course