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Papers published by Dr Olsen:


Positive predictive value of the infant respiratory distress syndrome diagnosis in the Danish National Patient Registry

Thygesen SK, Olsen M, Christiansen CF

Clinical Epidemiology 2013, 5:295-298

Published Date: 12 August 2013

Positive predictive value of the diagnosis coding for vitamin B12 deficiency anemia in the Danish National Patient Register

Ben Ghezala I, Arendt JF, Erichsen R, Zalfani J, Gammelager H, Frøslev T, Olsen M

Clinical Epidemiology 2012, 4:333-338

Published Date: 4 December 2012

Positive predictive value of the International Classification of Diseases, 10th edition diagnosis codes for anemia caused by bleeding in the Danish National Registry of Patients

Zalfani J, Frøslev T, Olsen M, Ben Ghezala I, Gammelager H, Arendt JFB, Erichsen R

Clinical Epidemiology 2012, 4:327-331

Published Date: 30 November 2012

Completeness of bladder cancer staging in the Danish Cancer Registry, 2004–2009

Holland-Bill L, Frøslev T, Friis S, Olsen M, Harving N, Borre M, Søgaard M

Clinical Epidemiology 2012, 4:25-31

Published Date: 17 August 2012

Completeness of TNM cancer staging for melanoma in the Danish Cancer Registry, 2004–2009

Frøslev T, Grann AF, Olsen M, Olesen AB, Schmidt H, Friss S, Søgaard M

Clinical Epidemiology 2012, 4:5-10

Published Date: 17 August 2012

Completeness of TNM staging of small-cell and non-small-cell lung cancer in the Danish Cancer Registry, 2004–2009

Deleuran T, Søgaard M, Frøslev T, Rasmussen TR, Jensen HK, Friis S, Olsen M

Clinical Epidemiology 2012, 4:39-44

Published Date: 17 August 2012