TY  - RPRT
TI  - [Posttraumatic stress disorder. 1. Background].
AU  - H S Andersen
AU  - T Middelboe
AU  - A K Christensen
PY  - 1989
UR  - https://pubmed.ncbi.nlm.nih.gov/2678646/
ID  - 2678646
ER  -