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2. Michigan Department of Public Health. Immunization waiver information. http://www.michigan.gov/mdhhs/0,5885,7-339-73971_4911_4914_68361-344843--,00.html. Published 2016 [Accessed October 20, 2017].
3. Michigan Administrative Code. http://w3.lara.state.mi.us/orr/Files/AdminCode/1472_2014-073CH_AdminCode.pdf [Accessed May 25, 2017].
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