TY  - RPRT
TI  - Simple field test for marijuana.
AU  - C A Lau-Cam
AU  - V Pizzitola
PY  - 1979
DO  - 10.1002/jps.2600680815
UR  - https://pubmed.ncbi.nlm.nih.gov/480177/
ID  - 480177
ER  -