Per-Henrik Zahl, Some selected publications on breast cancer:

  1. Zahl P-H, Tretli S. Long term survival of breast cancer in Norway by age and clinical stage. Stat Med 1997; 16: 1435-49.
  2. Zahl P-H, Kopjar B, Mæhlen J. Norske tall for brystkreftdødelighet og validitet i svenske mammografistudier (In Norwegian). Tidsskr Nor Lægeforen 2001; 121: 1928-31.
  3. Strand BH, Zahl P-H. Når vil mammografiscreening gi redusert dødelighet av brystkreft? (In Norwegian). Tidsskr Nor Lægeforen 2001; 121: 2390-2.
  4. Zahl P-H, Strand BH, Mæhlen J. Breast cancer incidence in Norway and Sweden during introduction of nation-wide screening: prospective cohort study. BMJ 2004; 328: 921-4.
  5. Zahl P-H, Andersen JM, Mæhlen J. Spontaneous regression of cancer tumours detected by mammography screening. JAMA 2004; 292: 2579-80.
  6. Strand BH, Tverdal Aa, Claussen B, Zahl P-H. Is birth history the key to highly educated women’s higher breast cancer mortality? A follow-up study of 500 000 women aged 35-54. Int J Cancer 2005; 117: 1002-6.
  7. Zahl P-H, Gøtzsche P, Andersen JM, Mæhlen J. Results of the Two-County trial of mammography screening are not compatible with contemporaneous official breast cancer statistics in Sweden. Dan Med Bulletin 2006; 53: 438-40.
  8. Gøtzsche P, Mæhlen J, Zahl P-H. Editorial: What is publication? Lancet 2006; 368: 1854-6.
  9. Zahl P-H, Mæhlen J. A decline in the breast-cancer incidence. N Engl J Med 2007; 365: 509-13.
  10. Zahl P-H, Mæhlen J, Welch HG. The natural history of invasive breast cancers detected by screening mammography. Arch Intern Med 2008; 168: 2311-6.
  11. Jørgensen KJ, Zahl P-H, Gøtzsche PC. Overdiagnosis in organised mammography screening in Denmark. A comparative study. BMC Women’s Health 2009; 9: 36 (doi:10.1186/1472-6874-9-36).
  12. Gøtzsche PC, Jørgensen KJ, Zahl P-H. Breast screening: why estimates differ by a factor of 20-25. J Med Screen 2010; 17: 158-9.
  13. Jørgensen KJ, Zahl P-H, Gøtzsche PC. Breast cancer mortality in organised mammography screening in Denmark. A comparative study. BMJ 2010; 340: c1241
  14. Suhrke P, Mæhlen J, Schlichting E, Jørgensen KJ, Gøtzsche PC, Zahl P-H. Effect of mammography screening on surgical treatment for breast cancer in Norway: comparative analysis of cancer registry data. BMJ 2011; 343: d4692.
  15. Junod B, Zahl P-H, Kaplan R, Olsen J, Greenland S. An investigation of the Apparent Breast Cancer Epidemic in France. BMC 2011; 11: 401.
  16. Zahl P-H, Gøtzsche P, Mæhlen J. Natural history of breast cancers detected in the Swedish mammography screening program; a cohort study. Lancet Oncology 2011; 12: 1118-24.
  17. Gøtzsche PC, Jørgensen KJ, Zahl P-H, Mæhlen J. Why mammography screening has not lived up to expectations from the randomised trials. Cancer, Causes and Controls 2012; 23: 15-21.
  18. Zahl P-H, Mæhlen J. Overdiagnosis of breast cancer after 14 years of mammography screening. Tidsskr Nor Legeforen 2012; 132: 414-7.
  19. Suhrke P, Mæhlen J, Zahl P-H. Hormone therapy use and breast cancer incidence by histological subtypes in Sweden and Norway. The Breast Journal 2012; 18: 549-56.

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