TY  - RPRT
TI  - Voluntary technician certification program reflects changes in practice.
AU  - M E Flanagan
PY  - 1995
DO  - 10.1016/s0160-3450(15)30138-0
UR  - https://pubmed.ncbi.nlm.nih.gov/7611133/
ID  - 7611133
ER  -