TY  - RPRT
TI  - The EC4 quality manual model.
AU  - J M Queraltó
PY  - 2001
DO  - 10.1016/s0009-8981(01)00510-1
UR  - https://pubmed.ncbi.nlm.nih.gov/11438291/
ID  - 11438291
ER  -