Table 1 List of databases and collections searched

General

BioMed Central

http://www.biomedcentral.com/browse/journals/

Database of Promoting Health Effectiveness Reviews (DoPHER)

http://eppi.ioe.ac.uk/webdatabases/Intro.aspx?ID=2

HighWire Press

http://highwire.stanford.edu/

Latin America and the Caribbean (LILACS)

http://lilacs.bvsalud.org/en/

Medical Literature Analysis and Retrieval System Online (MEDLINE)

http://www.nlm.nih.gov/pubs/factsheets/medline.html

Pubget

http://pubget.com/site/favicon.ico

PubMed Central (PMC)

http://www.pubmedcentral.nih.gov/

Science Direct

http://www.sciencedirect.com

Web of Knowledge

http://wokinfo.com/

Specialist databases

Agricultural Biotechnology Network in Africa (ABNETA)

http://abneta.org/

African Centre for Biosafety (ACBIO)

http://www.acbio.org.za/

AgBioForum

http://www.agbioforum.org/

Bi[bli]osafety database

http://bibliosafety.icgeb.org/search?SearchableText=

Database of the Safety and Benefits of Biotechnology—CropLife International

http://biotechbenefits.croplife.org/

Greenpeace publications

http://www.greenpeace.org/international/en/publications/

International Food Policy Research Institute (IFPRI)

http://www.ifpri.org/

International Service for the Acquisition of Agri-biotech Applications (ISAAA)

http://www.isaaa.org/

Monsanto publications

http://www.monsanto.com/products/Pages/biotech-technical-publications.aspx

Search engine

Google Scholar

http://scholar.google.com

Other

ProQuest (Dissertations & Theses, Dissertations & Theses (PQDT) A&I, Sociology, Sociological Abstracts)

http://www.proquest.co.uk/en-UK/