Article info
PDFResearch methods
Research
Short email with attachment versus long email without attachment when contacting authors to request unpublished data for a systematic review: a nested randomised trial
- Correspondence to Mr Peter J Godolphin; peter.godolphin{at}nottingham.ac.uk
Citation
Short email with attachment versus long email without attachment when contacting authors to request unpublished data for a systematic review: a nested randomised trial
Publication history
- Received July 13, 2018
- Revised October 2, 2018
- Accepted November 28, 2018
- First published January 30, 2019.
Online issue publication
January 13, 2021
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© Author(s) (or their employer(s)) 2019. Re-use permitted under CC BY. Published by BMJ. This is an open access article distributed in accordance with the Creative Commons Attribution 4.0 Unported (CC BY 4.0) license, which permits others to copy, redistribute, remix, transform and build upon this work for any purpose, provided the original work is properly cited, a link to the licence is given, and indication of whether changes were made. See: https://creativecommons.org/licenses/by/4.0/.