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- [21] Effectiveness of incentives and follow-up on increasing survey response rates and participation in field studies BMC Medical Research Methodology, 19
- [25] Follow-up survey of the soy estrogen alternative study participants MENOPAUSE-THE JOURNAL OF THE NORTH AMERICAN MENOPAUSE SOCIETY, 2006, 13 (06): : 1016 - 1016
- [29] Telephone follow-up to a mail survey: when to offer an interview compared to a reminder call BMC Medical Research Methodology, 12