In addition to the sources found under the Resources by Type of Literature tab, this page lists some health-specific sources. Grey Matters, from Canada's Drug Agency, is a useful guide for finding additional specialized health grey literature.
Cochrane's CENTRAL database includes many results from clinical trials registries, but for a complete search, you may need to search registries directly.
Clinical study reports are extensive documents produced by pharmaceutical companies for regulatory agencies such as Health Canada, the FDA or EMA. Sometimes summaries of clinical study reports are available online, but obtaining the full report may not be possible.
Some pharmaceutical companies are now allowing researchers more access to the data included in CSRs and ongoing clinical trials. For more information see: