A statewide survey of immunization rates in Minnesota school age children: implications for targeted assessment and prevention strategies.

Background: A retrospective statewide immunization survey of the 69115 Minnesota children who entered kindergarten in 1992 was conducted.

Methods: Information was collected from school immunization records on date of birth, dates of vaccination for each dose of vaccine, address of residence and race/ethnicity (when available). Immunization rates were assessed retrospectively for each month of a child's life from 2 to 48 months of age.

A multistate outbreak of Salmonella javiana and Salmonella oranienburg infections due to consumption of contaminated cheese.

Objective: To determine the source of an outbreak of Salmonella javiana and Salmonella oranienburg infections.

Design: Laboratory-based statewide surveillance for Salmonella infections and two separate case-control studies.

Setting: Community- and industry-based studies conducted from May through October 1989.

An outbreak of Salmonella enteritidis infection at a fast-food restaurant: implications for foodhandler-associated transmission.

An outbreak of Salmonella enteritidis infection occurred in patrons and employees of a fast-food restaurant. Transmission took place over a 9-day period. A single employee (employee A) was identified who had onset of gastrointestinal illness 1 day before the first reported patron exposures and had S.

An outbreak of Escherichia coli O157:H7 colitis associated with consumption of precooked meat patties.

An outbreak of Escherichia coli O157:H7 hemorrhagic colitis at a Minnesota junior high school in October 1988 comprised 32 cases among 1562 students (attack rate, 2.0%). Four children were hospitalized; none developed hemolytic-uremic syndrome.