TY  - RPRT
TI  - Dihydrocodeine removal.
AU  - J A Speechley
AU  - P A Hancock
PY  - 1998
DO  - 10.1038/sj.bdj.4809686
UR  - https://pubmed.ncbi.nlm.nih.gov/9682541/
ID  - 9682541
ER  -