229
Participants
Start Date
December 31, 2001
Primary Completion Date
December 31, 2011
Study Completion Date
July 31, 2015
Shigella sonnei infection
A Shigella-exposed cohort of 124 hospital employees who had been infected by Shigella sonnei due to contaminated food in the employee-cafeteria in Gangnam Severance Hospital, Seoul, Korea, at December 2001.
Yonsei University
OTHER