Versions of CFR > Title 21 > Chapter I > Subchapter D > Part 312 > Subpart D - Responsibilities of Sponsors and Investigators on LawServer 2024 CFR > Title 21 > Chapter I > Subchapter D > Part 312 > Subpart D – Responsibilities of Sponsors and Investigators 2023 CFR > Title 21 > CHAPTER I > SUBCHAPTER D > PART 312 > Subpart D – Responsibilities of Sponsors and Investigators 2022 CFR > Title 21 > Chapter I > Subchapter D > Part 312 > Subpart D – Responsibilities of Sponsors and Investigators 2021 CFR > Title 21 > Chapter I > Subchapter D > Part 312 > Subpart D – Responsibilities of Sponsors and Investigators 2020 CFR > Title 21 > Chapter I > Subchapter D > Part 312 > Subpart D – Responsibilities of Sponsors and Investigators 2019 CFR > Title 21 > Chapter I > Subchapter D > Part 312 > Subpart D – Responsibilities of Sponsors and Investigators 2016 CFR > Title 21 > Chapter I > Subchapter D > Part 312 > Subpart D – Responsibilities of Sponsors and Investigators 2015 CFR > Title 21 > Chapter I > Subchapter D > Part 312 > Subpart D – Responsibilities of Sponsors and Investigators 2014 CFR > Title 21 > Chapter I > Subchapter D > Part 312 > Subpart D – Responsibilities of Sponsors and Investigators