Montmollin, Maurice de
Richard L. Wampler
Albert W. Holland
Paul A. Jarrett
United States. General Accounting Office
Unknown Author
Sidney A. Fine
Enrique Garcia Ceja
Allison Rossett
Stewart Cotterill
Richard A Swanson
Wales and Scotland Great Britain. Working Party on the Chairside Times Taken in Carrying Out Treatment by General Dental Practitioners in England
Josef Schofnegger
John Annett
Luk N. van Wassenhove
David Nunan
Erik Hollnagel
D. Diaper
Andrew Shepherd