About the Authors

Paul P. Schneider

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Visualization, Writing – original draft, Writing – review & editing

p.schneider@sheffield.ac.uk

Affiliations Department of Clinical Epidemiology and Medical Technology Assessment (KEMTA), Maastricht University Medical Centre+, Maastricht, The Netherlands, School of Health and Related Research, University of Sheffield, Sheffield, United Kingdom

Xavier G. L. V. Pouwels

Roles Conceptualization, Data curation, Formal analysis, Supervision, Validation, Writing – original draft, Writing – review & editing

Affiliation Department of Clinical Epidemiology and Medical Technology Assessment (KEMTA), Maastricht University Medical Centre+, Maastricht, The Netherlands

Valéria Lima Passos

Roles Conceptualization, Formal analysis, Methodology, Supervision, Writing – original draft, Writing – review & editing

Affiliation Department of Methodology and Statistics, CAPHRI Care and Public Health Research Institute Maastricht University, Maastricht, The Netherlands

Bram L. T. Ramaekers

Roles Conceptualization, Methodology, Supervision, Writing – original draft, Writing – review & editing

Affiliation Department of Clinical Epidemiology and Medical Technology Assessment (KEMTA), Maastricht University Medical Centre+, Maastricht, The Netherlands

Sandra M. E. Geurts

Roles Conceptualization, Data curation, Methodology, Validation, Writing – review & editing

Affiliation Department of Medical Oncology, GROW – School of Oncology and Developmental Biology, Maastricht University Medical Centre+, Maastricht, The Netherlands

Khava I. E. Ibragimova

Roles Data curation, Validation, Writing – review & editing

Affiliation Department of Medical Oncology, GROW – School of Oncology and Developmental Biology, Maastricht University Medical Centre+, Maastricht, The Netherlands

Maaike de Boer

Roles Conceptualization, Data curation, Writing – review & editing

Affiliation Department of Medical Oncology, GROW – School of Oncology and Developmental Biology, Maastricht University Medical Centre+, Maastricht, The Netherlands

Frans Erdkamp

Roles Conceptualization, Data curation, Writing – review & editing

Affiliation Zuyderland medical center, Sittard-Geleen, The Netherlands

Birgit E. P. J. Vriens

Roles Conceptualization, Data curation, Writing – review & editing

Affiliation Catharina hospital, Eindhoven, The Netherlands

Agnes J. van de Wouw

Roles Conceptualization, Data curation, Writing – review & editing

Affiliation VieCuri Medical Center, Venlo, The Netherlands

Marien O. den Boer

Roles Conceptualization, Data curation, Writing – review & editing

Affiliation Laurentius hospital Roermond, The Netherlands

Manon J. Pepels

Roles Conceptualization, Data curation, Writing – review & editing

Affiliation Elkerliek Hospital, Helmond, The Netherlands

Vivianne C. G. Tjan-Heijnen

Roles Conceptualization, Data curation, Supervision, Writing – review & editing

Affiliation Department of Medical Oncology, GROW – School of Oncology and Developmental Biology, Maastricht University Medical Centre+, Maastricht, The Netherlands

Manuela A. Joore

Roles Conceptualization, Methodology, Supervision, Writing – original draft, Writing – review & editing

Affiliation Department of Clinical Epidemiology and Medical Technology Assessment (KEMTA), Maastricht University Medical Centre+, Maastricht, The Netherlands

Competing Interests

The data collection of the Southeast Netherlands Advanced Breast Cancer Registry was funded by the Netherlands Organization for Health Research and Development (ZonMw), Novartis, Pfizer, Roche Nederland B.V., Eisai B.V., and Eli Lilly NL. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript, and this does also not alter our adherence to PLOS ONE policies on sharing data and materials.