Notes from the Field: Gastrointestinal Illness Among Hikers on the Pacific Crest Trail - Washington, August-October 2022

Published on September 7, 2023

This report describes cases of gastroenteritis among Pacific Crest Trail hikers in Washington State.

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Recommendations and Reports: Pneumococcal Vaccine for Adults Aged ≥19 Years: Recommendations of the Advisory Committee on Immunization Practices, United States, 2023

September 5, 2023
This report describes ACIP recommendations for the use of pneumococcal vaccine in U.S. adults.

EARLY RELEASE: Interim Effectiveness Estimates of 2023 Southern Hemisphere Influenza Vaccines in Preventing Influenza-Associated Hospitalizations - REVELAC-i Network, March-July 2023

September 8, 2023
This report describes flu vaccine effectiveness data from five South American countries during the 2023 Southern Hemisphere flu season.