The National Institutes of Health encourages researchers that it funds to share their data, subject to various privacy conditions. If you do share your data, NIH has a lot of guidelines about where to share it. This document lists desirable characteristics for a data repository, including unique persistent identifiers, free and easy access, and a commonly used format.
National Institutes of Health. Selecting a Data Repository. Available in html format.
An earlier version of this page was published on new.pmean.com.