[Star Tribune, April 21, 2010] Medical assistants aid in and perform procedures in a clinic, under the supervision of a physician. Employers may require them to be certified in this field, which can help workers discern other health care careers they might want to pursue. Clinicals often lead to jobs, according to Karen Tennis, RN, clinical services manager for Allina Hospitals & Clinics' West St. Paul and Eagan clinics. Read the full story on startribune.com.