Joe Iwanaga & R. Shane Tubbs 
Anatomical Variations in Clinical Dentistry [PDF ebook] 

Different Perspectives of Anatomical Variations in Dentistry: Anatomical Variations from the Point of View of Oral and Maxillofacial Surgeons.- Anatomical Variations from the Point of View of the Periodontist.- Anatomical Variations from the Point of View of the Endodontist.
Mandible: Anatomy and Variations of the Pterygomandibular Space.- Anatomy and Variations of the Retromolar Fossa.- Anatomy and Variations of the Mental Foramen.- Variant Anatomy of the Mandibular Torus.
Maxillary Sinus: Anatomy and Variations of the Floor of the Maxillary Sinus.- Anatomy and Variations of the Posterior Superior Alveolar Nerve/Artery.
Hard Palate: Anatomy and Variations of the Greater Palatine Foramen.- Anatomy and Variations of the Incisive Foramen.- Variant Anatomy of the Torus Palatinus.
Lingual Plate and Oral Floor: Anatomy and Variations of the Submandibular Fossa.- Anatomy and Variations of the Sublingual Space.- Anatomy and Variations of the Lingual Frenulumand Sublingual Surface.
Lip: Anatomy and Variations of the Frenula of the Lips.- Anatomy and Variations of the Lips.
Temporomandibular Joint: Anatomy and Variations of the Temporomandicular Joint.
Teeth: Variations in the Number of Teeth.- Tooth Anatomy and Variants.- Abnormal Tooth Eruption.

Joe Iwanaga, DDS, Ph D, is a Senior Researcher at the Seattle Science Foundation, Seattle, WA, and an Assistant Professor in the Department of Anatomy at Kurume University School of Medicine, Kurume, Fukuoka, Japan. He has also been a visiting professor at St. George’s University in Grenada. Dr. Iwanaga graduated from Tokyo Medical and Dental University, School of Dentistry and completed his oral and maxillofacial surgery residency at the Kurume University Hospital in Kurume. He has expertise in both oral and maxillofacial surgery and clinical anatomy, and his research and surgical focus is on anatomical variations and microsurgical anatomy. He has delivered numerous presentations and is the author of over 150 articles in peer-reviewed journals. Dr. Iwanaga serves on multiple editorial boards and as an AACA Co-editor for the Journal, Clinical Anatomy. He has authored a chapter for the upcoming 42nd edition of Gray’s Anatomy and acted as an international advisory board member of the 7th editions of Netter’s Atlas of Human Anatomy.
R. Shane Tubbs, MS, PA-C, Ph D, is Professor, Chief Scientific Officer, and Vice President at the Seattle Science Foundation, Seattle, WA, USA. He holds professorships at St. George’s University, School of Medicine, Grenada, University of Dundee, UK, Vanderbilt University, and the Institute for Systems Biology, WA. Dr. Tubbs is Editor-in-Chief of the journal Clinical Anatomy and is an editorial board member for various other journals.  He has edited the 41st and 42nd editions of Gray’s Anatomy and the 5th to 7th editions of Netter’s Atlas of Human Anatomy. Dr. Tubbs is chair of the Federative International Committee for Scientific Publications (FICSP) of the International Federation of Associations of Anatomists (IFAA). He has authored more than 1, 400 peer-reviewed articles and many books including Bergman’s Comprehensive Encyclopedia of Human Anatomic Variation and Nerves and Nerve Injuries volumes 1 and 2.