Liquid biopsies and patient-reported outcome measures for integrative monitoring of patients with early-stage breast cancer: a study protocol for the longitudinal observational Pro... oleh Tomm Bernklev, Jan Terje Kvaløy, Timothy L Lash, Gunnar Mellgren, Thomas Helland, Bjornar Gilje, Turid Aas, Einar Gudlaugsson, Emiel A M Janssen, Kirsten Lode, Birgitta Haga Gripsrud, Jørn Vegard Sagen, Håvard Søiland, Finn Magnus Eliassen, Magnus Hagland, Oddmund Nordgård, Siri Lunde, Tone Hoel Lende, Kjersti Tjensvoll, Kristin Jonsdottir, Kari Britt Hagen, Ragna Lind, Anette Heie, Marie Austdal, Nina Gran Egeland, Linn Skartveit, Ann Cathrine Kroksveen, Satu Oltedal, Ernst A Lien, Linda Sleire