TY  - RPRT
TI  - Leiden research program on ageing.
AU  - Rudi G J Westendorp
PY  - 2002
DO  - 10.1016/s0531-5565(02)00007-4
UR  - https://pubmed.ncbi.nlm.nih.gov/11909678/
ID  - 11909678
ER  -