- Participant Contact Attempt and Locate Log – This document aids research staff in recording standardized information for each contact attempt (e.g., phone call, online search, mailed letter, etc.)
- Hard-to-Find Participant Checklist and Manual – A checklist of various strategies for contacting difficult-to-reach research participants.
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This work, created by Dale M. Needham, MD, PhD and the Johns Hopkins University Outcomes After Critical Illness & Surgery (OACIS) Group, was funded by NHLBI R24HL111895, and is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.