They have not found the cause yet: > Food specimens were tested for multiple substances, including volatile and nonvolatile organic compounds and enteric patho

They have not found the cause yet: > Food specimens were tested for multiple substances, including volatile and nonvolatile organic compounds and enteric pathogens. Neither clinical testing nor food testing identified a causative agent. https://www.cdc.gov/mmwr/volumes/73/wr/mm7310a1.htm?s_cid=mm7310a1_w https://www.cdc.gov/mmwr/volumes/73/wr/mm7310a1.htm?s_cid=mm...