| Bibliographic databases† | Other electronic sources† | Hand searching |
| Medline | Cochrane database of systematic reviews | Injury Prevention† (journal) |
| Embase | Cochrane Central Register of Controlled Trials | Abstracts from 1st (1989)–7th (2004) World Conferences on Injury Prevention and Control |
| Cinahl | Database of Abstracts and Reviews of Effectiveness | Reference lists of systematic reviews and other review articles |
| ASSIA | NHS Economic Evaluation Database and the Health Technology Assessment Database | Reference lists of studies included in the review |
| Psychinfo | Injury Prevention Research Centers at the Centers for Disease Control (USA) | |
| Web of Science | Health Development Agency (UK) | |
| Children’s Safety Network (USA) | ||
| International Society for Child and Adolescent Injury Prevention (International) | ||
| Child Accident Prevention Trust (UK) | ||
| Injury Control Resource Information Network (USA) | ||
| National Injury Surveillance Unit (Australia) | ||
| SafetyLit (USA) | ||
| The National Research Register (UK) | ||
| The metaRegister of clinical trials | ||
| Medical Editors Trial Amnesty register | ||
| Index to Theses |
*See text for other sources used to identify unpublished studies.
†Bibliographic databases, other electronic sources and journals searched from date of inception to June 2004 and other websites searched in June 2004.