Record of searches up to 27 March 2015
Database	Search date	Issue or date Range of database	Number of Records	Limits
Cochrane Central Register of Controlled Trials (CENTRAL) in the Cochrane Library*	3 April 2012	2012, Issue 3	106	No limits
	14 April 2014	2014, Issue 3	4	2012‐2014
	27 March 2015	2015, Issue 2	3	2014‐2015
	16 May 2016	2016, Issue 4	3	2015‐2016
Ovid MEDLINE (R)	3 April 2012	1946 to March week 3 2012	190	No limits
	11 April 2014	1946 to April week 1 2014	4	ed=2012041‐20140411
	27 March 2015	1946 to March week 4 2015	4	ed=20140401‐20150319
	16 May 2016	1946 to May week 1 2016	3	ed=20150319‐20160505
Ovid Medline In‐Process & Other Non‐Indexed Citations	27 March 2015	26 March 2015	6	No limits
	16 May 2016	13 May 2016	6	No limits
Embase Ovid	3 April 2012	1980 to 2012 week 13	292	No limits
	11 April 2014	1980 to 2014 week 14	11	em=201213‐201414
	27 March 2015	1980 to 2015 week 12	8	em=201414‐201512
	16 May 2016	1980 to 2016 week 20	10	em=201512 ‐201619
PsycINFO Ovid	3 April 2012	1967 to March week 3 2012	31	No limits
	11 April 2014	1806 to April week 2 2014	3	up=20120402‐20140407
	27 March 2015	1806 to March week 4 2015	1	up=20140407‐20150323
	16 May 2016	1806 to May week 2 2016	3	up=20150330‐20160509
CINAHL EBSCO (Cumulative Index to Nursing and Allied Health Literature)	3 April 2012	1937 to current	36	No limits
	14 April 2014	1937 to current	6	EM 20120401‐
	27 March 2015	1937 to current	5	EM 20140401‐
	16 May 2016	1937 to current	5	EM 20150301‐
Science Citation Index Web of Science (SCI)	3 April 2012	1970 to 30 March 2012	242	No limits
Social Science Citation Index Web of Science (SSCI)	3 April 2012	1970 to 30 March 2012	15	No limits
Science Citation Index (SCI) & Social Science Citation Index (SSCI)	14 April 2014	1970 to 11 April 2014	12	2012 ‐2014
	27 March 2015	1970 to 26 March 2015	6	2014‐2015
	17 May 2016	1970 to 16 May 2016	5	2015‐2016
Conference Proceedings Citation Index ‐ Science Web of Science (CPCI‐S); Conference Proceedings Citation Index ‐ Social Sciences & Humanities Web of Science (CPCI‐SS&H)	03 April 2012	1990 to 30 March 2012	0	No limits
	14 April 2014	1990 to 11 April 2014	0	2012‐2014
	27 March 2015	1990 to 26 March 2015	0	2014‐2015
	17 May 2016	1970 to 16 May 2016	0	2015‐2016
Cochrane Database of Systematic Reviews (CDSR) in the Cochrane Library	03 April 2012	2012 Issue 3	26	No limits
	14 April 2014	2014 Issue 4	0	2012‐2014
	27 March 2015	2015 Issue 3	0	2014‐2015
	16 May 2016	2016 Issue 5	0	2015‐2016
Database of Abstracts of Reviews of Effectiveness (DARE) in the Cochrane Library	3 April 2012	2012 Issue 1	20	No limits
	14 April 2014	2014 Issue 1	0	2012‐2014
	27 March 2015	2015 issue 1	0	2014‐2015
	16 May 2016	2016 Issue 2	0	2015‐2016
WorldCat (worldcat.org)	4 April 2012	All available years	2	Limited to theses
	14 April 2014	All available years	1	Limited to theses; 2012‐2014
	27 March 2015	All available years	1	Limited to theses; 2014‐2015
	17 May 2016	all available years	0	Limited to theses; 2015‐2016
HOMEOINDEX (VHL; bvsalud.org/en)	02 April 2012	All available years	27	No limits
	14 April 2014	All available years	1	Compared with previous records
	27 March 2015	All available years	0	Compared with previous records
	17 May 2016	all available years	3	2015‐2016
LILACS (VHL; lilacs.bvsalud.org/en)	2 April 2012	All available years	17	No limits
	15 April 2014	All available years	0	2012‐2014
	27 March 2015	All available years	0	2014‐2015
	17 May 2016	All available years	2	2015‐2016
Networked Digital Library of Theses and Dissertations SCIRUS (NDLTD)	3 April 2012	All available years	20	Email attachment
	15 April 2014	No longer available	No longer available	No longer available
Networked Digital Library of Theses and Dissertations (NDLTD) (search.ndltd.org/index.php)	17 May 2016	All available years	1	‐
IBECS (VHL; bvsalud.org/en)	02 April 2012	All available years	7	No limits
	15 April 2014	All available years	0	2012‐2014
	27 March 2015	All available years	7	2014‐2015
	17 May 2016	All available years	2	2015‐2016
ClinicalTrials.gov (clinicaltrials.gov)	3 April 2012	All available years	18	No limits
	15 April 2014	All available years	19	Trials received from 04/01/2012 to 04/15/2014
	27 March 2015	All available years	0	Trials received from 04/01/2014 to 03/27/2015
	17 May 2016	All available years	11	Trials received from 03/01/2015 to 05/17/2015
World Health Organization International Clinical Trials Registry (WHO ICTRP; apps.who.int/trialsearch)	03 April 2012	All available years	43	No limits
	15 April 2014	All available years	15	Trials registered from 04/01/2012 to 04/15/2014
	27 March 2015	All available years	21	Trials registered in 2014 or 2015
	17 May 2016	all available years	22	Trials registered in 2015 or 2016
Australasian Theses (TROVE; trove.nla.gov.au)	3 April 2012	All available years	0	No records
	15 April 2014	All available years	0	No records
	27 March 2015	All available years	0	No records
	Not searched as not productive	Not searched as not productive	Not searched as not productive	Not searched as not productive
DART‐Europe E‐theses Portal (www.dart‐europe.eu/basic‐search.php)	3 April 2012	All available years	0	No records
	15 April 2014	All available years	0	No records
	27 March 2015	All available years	0	No records
	Not searched as not productive	Not searched as not productive	Not searched as not productive	Not searched as not productive
Total number of records			1230