2024 CFR > Title 42 > Chapter IV > Subchapter G > Part 493 > Subpart H > Proficiency Testing by Specialty and Subspecialty for Laboratories Performing Tests of Moderate Complexity (Including the Subcategory), High Complexity, or Any Combination of These Tests

2023 CFR > Title 42 > CHAPTER IV > SUBCHAPTER G > PART 493 > Subpart H > Proficiency Testing by Specialty and Subspecialty for Laboratories Performing Tests of Moderate Complexity (Including the Subcategory), High Complexity, or Any Combination of These Tests

2022 CFR > Title 42 > Chapter IV > Subchapter G > Part 493 > Subpart H > Proficiency Testing by Specialty and Subspecialty for Laboratories Performing Tests of Moderate Complexity (Including the Subcategory), High Complexity, or Any Combination of These Tests – Proficiency Testing by Specialty and Subspecialty for Laboratories Performing Tests of Moderate Complexity (Including the Subcategory), High Complexity, or Any Combination of These Tests

2021 CFR > Title 42 > Chapter IV > Subchapter G > Part 493 > Subpart H > Proficiency Testing by Specialty and Subspecialty for Laboratories Performing Tests of Moderate Complexity (Including the Subcategory), High Complexity, or Any Combination of These Tests – Proficiency Testing by Specialty and Subspecialty for Laboratories Performing Tests of Moderate Complexity (Including the Subcategory), High Complexity, or Any Combination of These Tests

2020 CFR > Title 42 > Chapter IV > Subchapter G > Part 493 > Subpart H > Proficiency Testing by Specialty and Subspecialty for Laboratories Performing Tests of Moderate Complexity (Including the Subcategory), High Complexity, or Any Combination of These Tests

2019 CFR > Title 42 > Chapter IV > Subchapter G > Part 493 > Subpart H > Proficiency Testing by Specialty and Subspecialty for Laboratories Performing Tests of Moderate Complexity (Including the Subcategory), High Complexity, or Any Combination of These Tests

2016 CFR > Title 42 > Chapter IV > Subchapter G > Part 493 > Subpart H > Proficiency Testing by Specialty and Subspecialty for Laboratories Performing Tests of Moderate Complexity (Including the Subcategory), High Complexity, or Any Combination of These Tests

2015 CFR > Title 42 > Chapter IV > Subchapter G > Part 493 > Subpart H > Proficiency Testing by Specialty and Subspecialty for Laboratories Performing Tests of Moderate Complexity (Including the Subcategory), High Complexity, or Any Combination of These Tests

2014 CFR > Title 42 > Chapter IV > Subchapter G > Part 493 > Subpart H > Proficiency Testing by Specialty and Subspecialty for Laboratories Performing Tests of Moderate Complexity (Including the Subcategory), High Complexity, or Any Combination of These Tests