RT @MedicalEvidence: Trials which use surrogate endpoints should only be described as ‘pilot’ when a definitive trial is a distinct possibi…
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RT @MedicalEvidence: Trials which use surrogate endpoints should only be described as ‘pilot’ when a definitive trial is a distinct possibi…
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RT @MedicalEvidence: Trials which use surrogate endpoints should only be described as ‘pilot’ when a definitive trial is a distinct possibi…
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RT @MedicalEvidence: Trials which use surrogate endpoints should only be described as ‘pilot’ when a definitive trial is a distinct possibi…