TY  - RPRT
TI  - Preventing tampering with prescriptions: the Marton method.
AU  - P R Billings
PY  - 1988
DO  - 10.7326/0003-4819-108-4-637_1
UR  - https://pubmed.ncbi.nlm.nih.gov/3348575/
ID  - 3348575
ER  -