School-based health education programs can be maintained over time: results from the CATCH Institutionalization study
| Autor: | Hoelscher, Deanna M *, Feldman, Henry A, Johnson, Carolyn C, Lytle, Leslie A, Osganian, Stavroula K, Parcel, Guy S, Kelder, Steven H, Stone, Elaine J, Nader, Philip R |
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| Zdroj: | In Preventive Medicine 2004 38(5):594-606 |
| Databáze: | ScienceDirect |
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