Foundations of Periodontics for the Dental Hygienist, EnhancedJill S. Gehrig, Daniel E. Shin, Donald E. Willmann · First published 2020Open the Tome
PrepU for Gehrig's Foundations of PeriodonticsJill S. Gehrig, Donald E. Willmann · First published 2017Open the Tome
Foundations of Periodontics for the Dental HygienistJill S. Gehrig RDH MA, Donald E. Willmann DDS MS · First published 2015Open the Tome
Foundations of periodontics for the dental hygenistJill S. Nield-Gehrig, Donald E Willmann · First published 2002Open the Tome
