Could pesticide exposure be implicated in the high incidence rates

Secret “Paraquat Papers” reveal corporate tactics to protect weed killer linked to Parkinson's disease - The New Lede

Pesticides — Collaborative for Health & Environment

USDA ERS - Pesticide Use Peaked in 1981, Then Trended Downward, Driven by Technological Innovations and Other Factors

Intake of fruits and vegetables according to pesticide residue status in relation to all-cause and disease-specific mortality: Results from three prospective cohort studies - ScienceDirect

Pesticide-Induced Diseases: Cancer — Beyond Pesticides

How Illinois' 'fragmented system' of monitoring pesticide exposure 'allows individuals to get poisoned over and over without any brakes' - Investigate Midwest

Pesticides, environment, and food safety - Carvalho - 2017 - Food and Energy Security - Wiley Online Library

Frontiers A Perspective Discussion on Rising Pesticide Levels and Colon Cancer Burden in Brazil

Environmental impact of pesticides - Wikipedia