K.J. Kohan, D.D.S., Ltd. General and Cosmetic Dentistry Links Helpful resources that will provide you with up to date information in our industry's cutting edge technology and other services that benefit your oral health. GENERAL DENTISTRY SITES Academy of General Dentistry A resource for all dentistry purposes American Dental Association The American Dental Association COSMETIC DENTISTRY SITES About Cosmetic Dentistry Information on all types of cosmetic dentistry Laser Denistry About Laser based Dentistry ORTHODONTIC SITES Invisalign The invisible way to straighten your teeth, without braces