Annals of Internal Medicine
3 March 2020 Vol: 172, Issue 5
http://annals.org/aim/issue
Letters
Assessment of Exemptions From Vaccination in California, 2015 to 2027
Paul L. Delamater, PhD; Alison M. Buttenheim, PhD; Nicola P. Klein, MD, PhD; Salini Mohanty, DrPH; Daniel A. Salmon, PhD; Saad B. Omer, MBBS, PhD