TY  - RPRT
TI  - Possible duplicate publication.
AU  - George M Simpson
AU  - Steven J Kingsbury
PY  - 2002
DO  - 10.1097/00004714-200204000-00025
UR  - https://pubmed.ncbi.nlm.nih.gov/11910277/
ID  - 11910277
ER  -