Fun facts:
https://www.cdc.gov/lyme/datasurveillance/index.html?CDC_AA_refVal=https%3A%2F%2Fwww.cdc.gov%2Flyme%2Fstats%2Findex.html
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5879012/There's more:
https://academic.oup.com/jme/article/48/2/327/893233https://pubchem.ncbi.nlm.nih.gov/compound/Permethrinhttps://secure.medicalletter.org/w1579bhttps://www.boldsky.com/health/disorders-cure/list-of-tick-borne-diseases-130049.htmlThere are at least 1000 research papers that can be obtained at no cost with a little searching.
For those with an interest in the subject, several books can bring you to a class 099 to 101or better knowledge base:
Ticks, Biology, Disease and Control - Bowman/Nuttall find online PDF
Biology of Ticks Vol1 - Sonenshine/Roe find online PDF
Tick-Borne Diseases of Humans - Goodman/Dennis/Sonenshine