TY  - RPRT
TI  - Two-dimensional photographic posture recording and description: a validity study.
AU  - J A Paul
AU  - M Douwes
PY  - 1993
DO  - 10.1016/0003-6870(93)90079-o
UR  - https://pubmed.ncbi.nlm.nih.gov/15676902/
ID  - 15676902
ER  -