VERY commonly used… Anything where people get vaccinated… generally if it involves vaccines, this category should be checked. Almost everything falls under this.
https://wwwnc.cdc.gov/eid/article/12/1/05-1007_article Abstract In 1976, 2 recruits at Fort Dix, New Jersey, had an influenzalike illness. Isolates of virus taken from them included A/New Jersey/76 (Hsw1n1), a strain similar to the virus believed at the time to be the cause of the 1918 pandemic, commonly known as swine flu. Serologic studies at Fort Dix suggested that … Read more
Read entire article: https://pubmed.ncbi.nlm.nih.gov/6128862/ Abstract The emphasis upon the remarkably large number of cases of Guillain-Barre syndrome which resulted from the 1976 National Swine Influenza immunization program in the U.S.A. has obscured the fact that other neurological complications, involving the central nervous system also occurred. The anatomical distribution of lesions is almost identical with that … Read more