This study was supported by grants from the Lions Cancer Research Foundation in Uppsala, Swedish Breast Cancer Association, the Percy Falk Foundation, VISARE NORR funding of the Northern County Councils Regional Federation (grant no: VISARENORR750491 and VISARENORR931408) and ALF funding from Region Västerbotten.
Conflicts of interests
Availability of data and material
Data is not uploaded to a publicly available platform. Researchers have access to data through application to the study PI ([email protected]) or the corresponding author under standard rules of protecting data integrity and existing ethics permissions.
Gunilla Rask – histologic examination of the material, data analysis and interpretation, draft writing.
Anoosheh Nazemroaya - histologic examination of the material, critical review of the final draft.
Malin Jansson - data analysis, critical review of the final draft.
Charlotta Wadsten – data interpretation, critical review of the final draft.
Fredrik Wärnberg – acquisition of surgical specimens, construction of TMA and acquisition of patient data. Critical review of the final draft.
Lars Holmberg – conception of study and critical review of the final draft.
Greger Nilsson - conception of study and critical review of the final draft.
Carl Blomqvist - conception of study and critical review of the final draft.
Malin Sund – conception and design of study, data interpretation and manuscript drafting.
Record number 99 422, 2005:118, and 2005:118/2; The Regional Ethics Committee of Uppsala
Consent to participate
After approval of the regional Ethics Committee, no patients were informed of the study, since the material and information was gathered after such time that any result of the study could not affect treatment decision for the women studied.
Consent for publication
Johan Svensson at Umeå school of Business, Economics and Statistics for kind and patient help with statistical analyses.