Menu
Back to User profile » Dr Søren Friis
Papers published by Dr Søren Friis:
The Validity of Danish Prescription Data to Measure Use of Aspirin and Other Non-Steroidal Anti-Inflammatory Drugs and Quantification of Bias Due to Non-Prescription Drug Use
Gaster N, Hallas J, Pottegård A, Friis S, Schmidt M
Clinical Epidemiology 2021, 13:569-579
Published Date: 13 July 2021
Validation of an Algorithm to Ascertain Late Breast Cancer Recurrence Using Danish Medical Registries
Pedersen RN, Öztürk B, Mellemkjær L, Friis S, Tramm T, Nørgaard M, Cronin-Fenton DP
Clinical Epidemiology 2020, 12:1083-1093
Published Date: 14 October 2020
The Danish Prostate Cancer Database
Nguyen-Nielsen M, Høyer S, Friis S, Hansen S, Brasso K, Jakobsen EB, Moe M, Larsson H, Søgaard M, Nakano A, Borre M
Clinical Epidemiology 2016, 8:649-653
Published Date: 25 October 2016
Potential of prescription registries to capture individual-level use of aspirin and other nonsteroidal anti-inflammatory drugs in Denmark: trends in utilization 1999–2012
Schmidt M, Hallas J, Friis S
Clinical Epidemiology 2014, 6:155-168
Published Date: 12 May 2014
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 breast cancer staging in the Danish Cancer Registry, 2004–2009
Ording AG, Nielsson MS, Frøslev T, Friis S, Garne JP, Søgaard M
Clinical Epidemiology 2012, 4:11-16
Published Date: 17 August 2012
Completeness of prostate cancer staging in the Danish Cancer Registry, 2004–2009
Nguyen-Nielsen M, Frøslev T, Friis S, Borre M, Harving N, Søgaard M
Clinical Epidemiology 2012, 4:17-23
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 colon and rectal cancer staging in the Danish Cancer Registry, 2004–2009
Ostenfeld EB, Frøslev T, Friis S, Gandrup P, Madsen MR, Søgaard M
Clinical Epidemiology 2012, 4:33-38
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