TY  - RPRT
TI  - Couch fellows.
AU  - R Eastwood
AU  - G Schneiderman
PY  - 1994
DO  - 10.1016/s0140-6736(94)90929-6
UR  - https://pubmed.ncbi.nlm.nih.gov/7903999/
ID  - 7903999
ER  -