Coba jelasin Lihat juga dari Radang periodontium dalam bahasa melayu dong

Penemuan ubat dan perkembangan perencat MMP

Advanced stage of gum disease is periodontitis Gum disease causes and treatment

Canadian Academy of Periodontology — What is periodontitis?

Healthy behaviors equal healthy gums — An article from ADA (American Dental Association)

Gum disease in dogs treatment & symptoms — Dog health care sheet on spotting the symptoms of gum disease in dogs.

Periodontal disease in dogs and cats — Blue Cross Animal Hospital's write up on peridontal disease.