Versions of Ohio Code 2307.901 - Silicosis or mixed dust disease claim - multiple defendants - substantial factor test on LawServer 2023 Ohio Code 2307.901 – Silicosis or mixed dust disease claim – multiple defendants – substantial factor test 2020 Ohio Code 2307.901 – Silicosis or mixed dust disease claim – multiple defendants – substantial factor test 2018 Ohio Code 2307.901 – Silicosis or mixed dust disease claim – multiple defendants – substantial factor test 2016 Ohio Code 2307.901 – Silicosis or mixed dust disease claim – multiple defendants – substantial factor test 2015 Ohio Code 2307.901 – Silicosis or mixed dust disease claim – multiple defendants – substantial factor test 2014 Ohio Code 2307.901 – Silicosis or mixed dust disease claim – multiple defendants – substantial factor test 2013 Ohio Code 2307.901 – Silicosis or mixed dust disease claim – multiple defendants – substantial factor test 2009 Ohio Code 2307.901 – Silicosis or mixed dust disease claim – multiple defendants – “substantial factor” test