@misc{indiciae12217e8a7217, title = {Monitoring data quality through comparisons between data systems.}, author = {J T Massey and K L Hoffman}, year = {1989}, doi = {10.1002/sim.4780080318}, url = {https://pubmed.ncbi.nlm.nih.gov/2711067/}, note = {Source identifier: 2711067} }