― BIOFILMS: SURVIVAL MECHANISMS OF CLINICALLY RELEVANT MIRCOORGANISMS‖ Clinical Microbiology Reviews, April 2002 RODNEY M. DONLAN and J. WILLIAM COSTERTON Centers for Disease Control and Prevention, Atlanta GA, and Center for Biofilm Engineering, Montana State University Bozeman MT A Primer on Biofilms—How They are Formed, Antimicrobial Resistance, and The Relationship Between Biofilm Formation and Chronic Disease, Including Periodontitis