Description of the region and its constraining characteristics.
D001315:Australia; D003710:Demography; D006723:Hong Kong; D006801:Humans; D007564:Japan; D009520:New Zealand; D010139:Pacific Islands; D010679:Philippines; D011636:Public Health Dentistry; D012959:Socioeconomic Factors; D014744:Vietnam; D014944:World Health Organization