TY  - RPRT
TI  - DUR programs: current trends and future directions.
AU  - A I Wertheimer
AU  - J Kralewski
PY  - 1993
DO  - 10.1016/s0160-3450(15)30860-6
UR  - https://pubmed.ncbi.nlm.nih.gov/8456744/
ID  - 8456744
ER  -