Exemptions to School Immunization Requirements: The Role of School-Level Requirements, Policies, and Procedures.
Salmon, Daniel A. PhD; Omer, Saad B. MBBS; Moulton, Lawrence H. PhD; Stokley, Shannon MPH; deHart, M. Patricia ScD; Lett, Susan MD; Norman, Bryan PhD; Teret, Stephen JD; Halsey, Neal A. MD
American Journal of Public Health.
PROGRAMS AND POLICIES TO ADVANCE PUBLIC HEALTH. 95(3):436-440, March 2005.
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