AMED, EMBASE, HMIC, BNI, Medline, PsycInfo, CINAHL and HEALTH BUSINESS ELITE were searched between January and February 2016, identifying a total of 404 articles published between 1990 and 2016. 
AMED
AMED, EMBASE, HMIC, BNI, Medline, PsycInfo, CINAHL and HEALTH BUSINESS ELITE were searched between January and February 2016, identifying a total of 404 articles published between 1990 and 2016. 
EMBASE
AMED, EMBASE, HMIC, BNI, Medline, PsycInfo, CINAHL and HEALTH BUSINESS ELITE were searched between January and February 2016, identifying a total of 404 articles published between 1990 and 2016. 
HMIC
AMED, EMBASE, HMIC, BNI, Medline, PsycInfo, CINAHL and HEALTH BUSINESS ELITE were searched between January and February 2016, identifying a total of 404 articles published between 1990 and 2016. 
BNI
AMED, EMBASE, HMIC, BNI, Medline, PsycInfo, CINAHL and HEALTH BUSINESS ELITE were searched between January and February 2016, identifying a total of 404 articles published between 1990 and 2016. 
Medline
AMED, EMBASE, HMIC, BNI, Medline, PsycInfo, CINAHL and HEALTH BUSINESS ELITE were searched between January and February 2016, identifying a total of 404 articles published between 1990 and 2016. 
PsycInfo
AMED, EMBASE, HMIC, BNI, Medline, PsycInfo, CINAHL and HEALTH BUSINESS ELITE were searched between January and February 2016, identifying a total of 404 articles published between 1990 and 2016. 
CINAHL
AMED, EMBASE, HMIC, BNI, Medline, PsycInfo, CINAHL and HEALTH BUSINESS ELITE were searched between January and February 2016, identifying a total of 404 articles published between 1990 and 2016. 
HEALTH BUSINESS ELITE