TY  - RPRT
TI  - Does directly observed therapy work?
AU  - W J Burman
AU  - W el-Sadr
PY  - 1999
DO  - 10.2105/ajph.89.4.600-a
UR  - https://pubmed.ncbi.nlm.nih.gov/10191814/
ID  - 10191814
ER  -