Plaque and calculus removal : considerations for the professional /
Cochran, David L. (David Lee), 1952-
Plaque and calculus removal : considerations for the professional / David L. Cochran - [Place of publication not identifed] : [publisher not identified], c1994
Plaque and calculus removal : considerations for the professional, Plaque
867152850
RK 60.7 .C63 1994
Plaque and calculus removal : considerations for the professional / David L. Cochran - [Place of publication not identifed] : [publisher not identified], c1994
Plaque and calculus removal : considerations for the professional, Plaque
867152850
RK 60.7 .C63 1994