Participants were randomly selected for participation in the CEA sub-study and completed informed consent.
Five classes in each participating school were randomly selected for participation in the cross-sectional study, which took place in 2005/2006.
Those selected for participation were then encouraged to invite their friends to participate.
Prisoners were then randomly selected for participation within each facility.
When programs had more applicants than they could accept1, children were randomly selected for participation.
The remaining 1387 male prisons were stratified by U.S. region and population size with 222 additional facilities selected for participation.
Forty clusters, defined as primary schools in Jakarta, and 15 2nd- and 3rd-grade children in each cluster were randomly selected for participation in the study.
A total of 13,098 men were selected for participation with a final overall sample size of 14,499 male and female inmates.
For each document the sentences which are containing the frequent terms and semantic similar terms to the frequent terms are selected for participation in the summary document.
Every 3rd house moving in one cardinal direction was therefore selected for participation.
Only homozygotes were selected for participation in the final study.
