State Policy Removing the Personal Belief Exemption for Measles, Mumps, and Rubella (MMR) School Immunization Requirement, Washington State, 2014–2022

Vaccination Coverage with Selected Vaccines and Exemption Rates Among Children in Kindergarten — United States, 2020–21 School Year

(2022) Ranee Seither et al.   MMWR-MORBIDITY AND MORTALITY WEEKLY REPORT

Reflection on modern methods: a common error in the segmented regression parameterization of interrupted time-series analyses

(2020) Hong Xiao et al.   INTERNATIONAL JOURNAL OF EPIDEMIOLOGY

The True Cost of Measles Outbreaks During the Postelimination Era

(2019) Maria E. Sundaram et al.   JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION

Elimination of Nonmedical Immunization Exemptions in California and School-Entry Vaccine Status

(2019) Paul L. Delamater et al.   PEDIATRICS

Religious Vaccine Exemptions in Kindergartners: 2011–2018

(2019) Joshua T.B. Williams et al.   PEDIATRICS

Legislative and administrative actions to increase vaccination coverage in Washington schools

(2019) Paul L. Delamater et al.   Human Vaccines & Immunotherapeutics

The 2016 California policy to eliminate nonmedical vaccine exemptions and changes in vaccine coverage: An empirical policy analysis

(2019) Sindiso Nyathi et al.   PLOS MEDICINE

Examining the spatiotemporal evolution of vaccine refusal: nonmedical exemptions from vaccination in California, 2000–2013

(2018) Paul L. Delamater et al.   BMC PUBLIC HEALTH

The state of the antivaccine movement in the United States: A focused examination of nonmedical exemptions in states and counties

(2018) Jacqueline K. Olive et al.   PLOS MEDICINE

Immunization Mandates, Vaccination Coverage, and Exemption Rates in the United States

(2018) Jana Shaw et al.   Open Forum Infectious Diseases

Current landscape of nonmedical vaccination exemptions in the United States: impact of policy changes

(2018) Robert A. Bednarczyk et al.   Expert Review of Vaccines

Public Health and Economic Consequences of Vaccine Hesitancy for Measles in the United States

(2017) Nathan C. Lo et al.   JAMA Pediatrics

Parental Country of Birth and Childhood Vaccination Uptake in Washington State

(2016) E. Wolf et al.   PEDIATRICS

Geographic Clusters in Underimmunization and Vaccine Refusal

(2015) T. A. Lieu et al.   PEDIATRICS

Exempting Schoolchildren From Immunizations: States With Few Barriers Had Highest Rates Of Nonmedical Exemptions

(2013) Nina R. Blank et al.   HEALTH AFFAIRS

Nonmedical exemptions to immunization requirements in California: A 16-year longitudinal analysis of trends and associated community factors

(2013) Jennifer L. Richards et al.   VACCINE

Vaccine Refusal, Mandatory Immunization, and the Risks of Vaccine-Preventable Diseases

(2009) Saad B. Omer et al.   NEW ENGLAND JOURNAL OF MEDICINE

Geographic Clustering of Nonmedical Exemptions to School Immunization Requirements and Associations With Geographic Clustering of Pertussis

(2008) S. B. Omer et al.   AMERICAN JOURNAL OF EPIDEMIOLOGY