Video: Participants make OHS research possible
May 14, 2019 // Study Updates
![News Image](https://www.ontariohealthstudy.ca/wp-content/uploads/2019/05/sixcohortscr.png)
What if there was no Ontario Health Study? OHS researchers talk about the value of the data and biosamples collected from our 225,000 volunteer participants over the last 10 years.