Abstract
Supplemental Digital Content is available in the text
MeSH terms
-
Aged
-
Aged, 80 and over
-
Bone Density
-
China / epidemiology
-
Female
-
Humans
-
Independent Living / statistics & numerical data
-
Male
-
Middle Aged
-
Osteoporotic Fractures / epidemiology
-
Prevalence
-
Spinal Fractures / epidemiology*