J. Patrick Nicol

Registries and Administrative Data

Leslíe L. Roos, Cameron Mustard, J. Patrick Nicol et al. · Medical Care · 1993 · 297 citations

Health Professions, Health Informatics, Health Information Management +17

Using administrative data for longitudinal research: Comparisons with primary data collection

Leslíe L. Roos, J. Patrick Nicol, Sandra M. Cageorge · Journal of Chronic Diseases · 1987 · 178 citations

Social Sciences, Public Administration, Causal Inference +13

How Good Are the Data?

Leslíe L. Roos, Noralou P. Roos, Sandra M. Cageorge et al. · Medical Care · 1982 · 165 citations

Computing, Health Informatics, Surgery +17

Using Administrative Data Banks for Research and Evaluation

Leslíe L. Roos, J. Patrick Nicol, Cynthia F. Johnson et al. · Evaluation Quarterly · 1979 · 75 citations

Business, Information Systems, Management Information Systems +10

The art and science of record linkage: Methods that work with few identifiers

Leslíe L. Roos, Andre Wajda, J. Patrick Nicol · Computers in Biology and Medicine · 1986 · 70 citations

Computing, Biomedical Informatics, Information Systems +9