Recruitment tools | n (%) |
---|---|
Database tool (CPRD - Clinical Practice Research Datalink, in-house built tool, disease registry) | 19 (46) |
Social media (e.g. Facebook, Twitter, YouTube) | 11(27) |
Trial websites | 7 (17) |
ISRCTN, clinicaltrials.gov | 3 (7) |
Other – in-house | 1 (2) |