TY  - RPRT
TI  - An adjustable walking-platform.
AU  - M L LEE
AU  - L S TRAFFORD
PY  - 1962
DO  - 10.1016/s0140-6736(62)90509-3
UR  - https://pubmed.ncbi.nlm.nih.gov/13929122/
ID  - 13929122
ER  -