How different online recruitment methods impact on recruitment rates for the web-based coortesnaweb project: a randomised trial
Abstract Background The number of web-based E-epidemiologic studies using online recruitment methods is increasing. However, the optimal online recruitment method in terms of maximizing recruitment rates is still unknown. Our aim was to compare the recruitment rates of three online recruitment metho...
Main Authors: | , , , , , |
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Format: | Article |
Language: | English |
Published: |
BMC
2019-06-01
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Series: | BMC Medical Research Methodology |
Subjects: | |
Online Access: | http://link.springer.com/article/10.1186/s12874-019-0767-z |