2024 CFR > Title 21 > Chapter I > Subchapter H > Part 812 > Subpart E – Responsibilities of Investigators

2023 CFR > Title 21 > CHAPTER I > SUBCHAPTER H > PART 812 > Subpart E – Responsibilities of Investigators

2022 CFR > Title 21 > Chapter I > Subchapter H > Part 812 > Subpart E – Responsibilities of Investigators

2021 CFR > Title 21 > Chapter I > Subchapter H > Part 812 > Subpart E – Responsibilities of Investigators

2020 CFR > Title 21 > Chapter I > Subchapter H > Part 812 > Subpart E – Responsibilities of Investigators

2019 CFR > Title 21 > Chapter I > Subchapter H > Part 812 > Subpart E – Responsibilities of Investigators

2016 CFR > Title 21 > Chapter I > Subchapter H > Part 812 > Subpart E – Responsibilities of Investigators

2015 CFR > Title 21 > Chapter I > Subchapter H > Part 812 > Subpart E – Responsibilities of Investigators

2014 CFR > Title 21 > Chapter I > Subchapter H > Part 812 > Subpart E – Responsibilities of Investigators