Challenging issues in randomised controlled trials
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PII: S0020-1383(10)00233-0
doi:10.1016/j.injury.2010.03.033
© 2010 Elsevier Ltd. All rights reserved.
PII: S0020-1383(10)00233-0
doi:10.1016/j.injury.2010.03.033
© 2010 Elsevier Ltd. All rights reserved.