Paxson, Christina H., Donahue, Elisabeth., Orleans, C. Tracy., Grisso, Jeanne Ann.
The Future of Children - Volume 16, Number 1, Spring 2006
Moritz, Deborah J., Kelsey, Jennifer L., Grisso, Jeanne Ann
In case-control studies using cases identified from persons admitted to hospitals, two types of controls are most often used: persons from the communities served by the hospitals and persons admitted...