Intraclass Correlation Estimates in a School-based Smoking Prevention Study: Outcome and Mediating Variables, by Sex and Ethnicity
Open Access
- 15 August 1996
- journal article
- research article
- Published by Oxford University Press (OUP) in American Journal of Epidemiology
- Vol. 144 (4), 425-433
- https://doi.org/10.1093/oxfordjournals.aje.a008945