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A randomised trial of the effects on recruitment and retention of including a wet-ink signature and photograph in the patient invitation letter for a clinical trial: results from a Study Within a Trial (SWAT 3 and SWAT 53) (2022)

Abstract

No abstract provided

Bibliographic Information

Digital Object Identifier: http://dx.doi.org/10.12688/f1000research.75339.1

Publication URI: http://dx.doi.org/10.12688/f1000research.75339.1

Type: Journal Article/Review

Parent Publication: F1000Research