TY - GEN AU - Thomas, Douglas B C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1980-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.79-1956 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1980 TI - NVLAP glossary of terms for laboratory accreditation, product certification and standardization: ER -