title: The journey back. Part Four: The central regional boards.
authors.forename: P
authors.initials: P
authors.lastname: Kohlsaat
mesh_terms: D002568:Certification; D004498:Education, Dental, Continuing; D004518:Education, Professional, Retraining; D005792:General Practice, Dental / Q000193:education; D006801:Humans; D008005:Licensure, Dental; D008910:Minnesota