Start with high-confidence oral health books, then narrow by subgenre or adjacent topics.
Uninformed Consent
Hal A. Huggins, Thomas E. Levy
This Won't Hurt a Bit - Dentistry
Ralph Reilly, Charles Martin
If Your Mouth Could Talk
Kami Hoss
Beyond Braces
Kelly Giannetti, Thais Booms
Beautiful Smiles Inside and Out
Terry Giangreco
The FACE Book
L. Douglas Knight
Matters of the Mouth
Dr. Thomas J. Lokensgard DDS NMD ABAAHP, Del Bigtree