TY  - RPRT
TI  - Involutional osteopenia: current concepts.
AU  - D L Thomson
AU  - B Frame
PY  - 1976
DO  - 10.7326/0003-4819-85-6-789
UR  - https://pubmed.ncbi.nlm.nih.gov/1087136/
ID  - 1087136
ER  -