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Freedman M, Kroger A, Hunter P, Ault KA; Advisory Committee on Immunization Practices.Freedman M, et al.Ann Intern Med. 2020 Mar 3;172(5):337-347. doi: 10.7326/M20-0046. Epub 2020 Feb 4.Ann Intern Med. 2020.PMID: 32016359Free PMC article.No abstract available.