TY  - RPRT
TI  - Standards for filters.
AU  - A R Wilkes
AU  - J Stevens
PY  - 2001
DO  - 10.1046/j.1365-2044.2001.02331.x
UR  - https://pubmed.ncbi.nlm.nih.gov/11703248/
ID  - 11703248
ER  -