TY  - RPRT
TI  - Well-defined outcomes documentation needed.
AU  - N M Lewis
AU  - S Bridger
PY  - 1999
DO  - 10.1016/s0002-8223(99)00004-8
UR  - https://pubmed.ncbi.nlm.nih.gov/9917724/
ID  - 9917724
ER  -