#	Searches	Results
1	Stress Disorders, Post‐Traumatic/	27503
2	(PTSD or ((posttrauma* or post‐trauma* or post trauma*) adj3 (stress* or disorder* or psych* or symptom?)) or acute stress disorder* or combat disorder* or war neuros*).ti,ab,kf,kw,id.	31111
3	(((acute or traumatic) adj stress*) and (expos* or psyc*)).ti,ab,kf,kw,id.	10567
4	(traumati#ed adj (victim? or survivor?)).ti,ab,kf,kw,id.	34
5	(trauma* adj2 (event? or memor* or flashback* or nightmare?)).ti,ab,kf,kw,id.	8174
6	((trauma* or posttrauma* or post‐trauma* or victim* or survivor?) and (exposure adj3 (therap* or psychotherap* or training or counsel*))).ti,ab,kf,kw,id,hw.	901
7	Crisis Intervention/	5457
8	(critical incident adj (stress or debrief* or de‐brief*)).ti,ab,kf,kw,id.	223
9	(debriefing or de‐briefing).ti,kf,kw,id.	577
10	(crisis intervention? or CISD).ti,ab,kf,kw,id.	1744
11	((stress or group? or psychological or crisis) adj3 (debrief* or de‐brief*)).ti,ab,kf,kw,id.	406
12	(trauma* adj2 (event? or memor* or flashback* or nightmare?)).ti,kf,kw,id.	1150
13	(EMDR or (eye movement desensiti#ation and reprocessing)).ti,ab,kf,kw,id,sh.	510
14	1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12 or 13	52168
15	randomized controlled trial.pt.	454849
16	controlled clinical trial.pt.	92204
17	randomized.ab.	404382
18	placebo.ab.	186843
19	clinical trials as topic.sh.	182777
20	randomly.ab.	285994
21	trial.ti.	178689
22	15 or 16 or 17 or 18 or 19 or 20 or 21	1136215
23	14 and 22	4000
24	(2014* or 2015* or 2016* or 2017* or 2018*).yr,dt,ed,ep.	5444042
25	23 and 24	1742