1983 OCHS – Information about the original OCHS study.

2014 OCHS – Information about the sequel to the original OCHS, 30 years later.

Team – Meet the members of the OCHS team.

Partners – A list of study partners and funders.

Our Logo – Learn what our study logo represents.

Media Kit – A pre-packaged set of promotional materials that provide information on the OCHS.