@article{Gaasterland2017, author = "Charlotte Gaasterland and Marijke Jansen-van der Weide and Stephanie Weinreich and Johanna van der Lee", title = "{Additional file 2: of A systematic review to investigate the measurement properties of goal attainment scaling, towards use in drug trials}", year = "2017", month = "3", url = "https://springernature.figshare.com/articles/journal_contribution/Additional_file_2_of_A_systematic_review_to_investigate_the_measurement_properties_of_goal_attainment_scaling_towards_use_in_drug_trials/4322768", doi = "10.6084/m9.figshare.c.3597665_D1.v1" }