TY  - RPRT
TI  - Validity and reliability of observational methods for studying medication administration errors.
AU  - B Dean
AU  - N Barber
PY  - 2001
DO  - 10.1093/ajhp/58.1.54
UR  - https://pubmed.ncbi.nlm.nih.gov/11194136/
ID  - 11194136
ER  -