교합학
by Sigurd Peder Ramfjord, Major M. Ash, In-gwŏn Kim
MalocclusionOcclusion (Dentistry)Dental occlusion
Writing a summary for young readers…
For young readers
Book data: Open Library
by Sigurd Peder Ramfjord, Major M. Ash, In-gwŏn Kim
Book data: Open Library