2024 Texas Health and Safety Code 36.012 – Research

2023 Texas Health and Safety Code 36.012 – Research

2022 Texas Health and Safety Code 36.012 – Research

2019 Texas Health and Safety Code 36.012 – Research

2018 Texas Health and Safety Code 36.012 – Research

2016 Texas Health and Safety Code 36.012 – Research

2014 Texas Health and Safety Code 36.012 – Research

2011 Texas Health and Safety Code 36.012 – Research

2009 Texas Health And Safety Code 36.012 – Research; Report To Legislature

2008 Texas Health and Safety Code 36.012 – Research; Report To Legislature