Factors that can affect the external validity of randomised controlled trials.

Eitemau Tebyg

• Factors that can affect the external validity of randomised controlled trials
  gan: Rothwell, P
  Cyhoeddwyd: (2006)
• External validity of randomised controlled trials: "to whom do the results of this trial apply?".
  gan: Rothwell, P
  Cyhoeddwyd: (2005)
• Treating Individuals 1 - External validity of randomised controlled trials: "To whom do the results of this trial apply?"'
  gan: Rothwell, P
  Cyhoeddwyd: (2005)
• Commentary: External validity of results of randomized trials: disentangling a complex concept.
  gan: Rothwell, P
  Cyhoeddwyd: (2010)
• Meta-analyses of randomised controlled trials.
  gan: Rothwell, P, et al.
  Cyhoeddwyd: (1997)