Johan Hopstadius

Temporal pattern discovery in longitudinal electronic patient records

G. Niklas Norén, Johan Hopstadius, Andrew Bate, 2010, Data Mining and Knowledge Discovery.

Adjustment for potential confounders in adverse drug reaction surveillance

G. Niklas Norén, Johan Hopstadius, Andrew Bate, 2007 .

Temporal pattern discovery for trends and transient effects: its application to patient records

G. Niklas Norén, Johan Hopstadius, Andrew Bate, 2008, KDD.

Shrinkage observed-to-expected ratios for robust and transparent large-scale pattern discovery

Johan Hopstadius, Andrew Bate, G Niklas Norén, 2011, Statistical methods in medical research.

Robust discovery of local patterns: subsets and stratification in adverse drug reaction surveillance

G. Niklas Norén, Johan Hopstadius, G. N. Norén, 2012, IHI '12.

Safety surveillance of longitudinal databases: methodological considerations

Johan Hopstadius, Andrew Bate, G Niklas Norén, 2011, Pharmacoepidemiology and drug safety.

Impact of Stratification on Adverse Drug Reaction Surveillance

Johan Hopstadius, Andrew Bate, G Niklas Norén, 2008, Drug safety.

Stratification for Spontaneous Report Databases

Johan Hopstadius, Andrew Bate, G Niklas Norén, 2008, Drug safety.