@misc{indiciae783133af31fb, title = {Methods for a model blind proficiency testing system.}, author = {L K Hofherr and K M Peddecord and A S Benenson and R S Garfein and D P Francis and K L Ferran and R N Taylor}, url = {https://pubmed.ncbi.nlm.nih.gov/10147723/}, note = {Source identifier: 10147723} }