“…The second S. sonnei isolate came from a 25-year-old woman in Nulato, who gave no history of diarrhea but whose six children (4 The third S. sonnei isolate came from an 11-year-old girl in Anvik, who was one of eight children living with their parents. The mother stated that the girl had diarrhea in October,3 to 4 weeks before the interview. She also stated that the entire family had diarrhea when they were in fish camp.in June and July.…”