TY  - RPRT
TI  - Increased reinforcement when timeout from avoidance includes access to a safe place.
AU  - A Baron
AU  - R J Dewaard
AU  - J Lipson
PY  - 1977
DO  - 10.1901/jeab.1977.27-479
UR  - https://pubmed.ncbi.nlm.nih.gov/16812008/
ID  - 16812008
ER  -