Advance telephone calls ahead of reminder questionnaires increase response rate in non-responders compared to questionnaire reminders only : The RECORD phone trial
Citation
Maclennan , G , McDonald , A , McPherson , G , Treweek , S , Avenell , A & RECORD Trial Group 2014 , ' Advance telephone calls ahead of reminder questionnaires increase response rate in non-responders compared to questionnaire reminders only : The RECORD phone trial ' , Trials , vol. 15 , 13 . https://doi.org/10.1186/1745-6215-15-13
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