Background Understanding the safety of vaccines is critical to inform decisions about
vaccination. Our objective was to conduct a systematic review of the safety of vaccines …

BACKGROUND: Concerns about vaccine safety have led some parents to decline
recommended vaccination of their children, leading to the resurgence of diseases …

Vaccines are one of the most successful public health interventions of all time. Diseases that
once caused significant morbidity and mortality in children are at all-time lows in the United …

Background Although current rotavirus vaccines were not associated with an increased risk
of intussusception in large trials before licensure, recent postlicensure data from …

As a result of the vaccines discovered in the 20th Century, parents and many healthcare
providers of the 21st Century have limited or no experience with the devastating effects of …

BACKGROUND AND OBJECTIVES: All measles-containing vaccines are associated with
several types of adverse events, including seizure, fever, and immune thrombocytopenia …

Objective. To fill the large “gaps and limitations” in current scientific knowledge of rare
vaccine adverse events identified in recent reviews of the Institute of Medicine. Methods …

Immunization is widely regarded as one of the most effective and beneficial tools for
protecting the public's health. In the United States, immunization programs have resulted in …

Background Live vaccines have distinct safety profiles, potentially causing systemic
reactions one to 2 weeks after administration. In the province of Ontario, Canada, live MMR …

Background Measles, mumps, rubella, and varicella (chickenpox) are serious diseases that
can lead to serious complications, disability, and death. However, public debate over the …