TY  - RPRT
TI  - What to do if called upon to testify.
AU  - L Purnell
PY  - 1995
DO  - 10.1016/0965-2302(95)90055-1
UR  - https://pubmed.ncbi.nlm.nih.gov/7712218/
ID  - 7712218
ER  -