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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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Title 7
Chapter I
Part 91
Subpart D - Subpart D—Laboratory Service
§ 91.15 - Basis of a laboratory service.
§ 91.16 - Order of a laboratory service.
§ 91.17 - Postponing a laboratory service.
§ 91.18 - Financial interest of a scientist.
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