Advanced periodontal disease;
Prichard, John F.
Advanced periodontal disease; - 2d ed. - Philadelphia, Saunders, 1972 - xvi, 990 p. illus.
Periodontics.
RK361 / .P74
Advanced periodontal disease; - 2d ed. - Philadelphia, Saunders, 1972 - xvi, 990 p. illus.
Periodontics.
RK361 / .P74
