Additional file 4: of Dental practitioner recruitment for a randomized clinical trial in the field to evaluate the performance of a new glass ionomer restoration material Thomas Klinke Amro Daboul Christian Schwahn Roland Frankenberger Reinhard Hickel Reiner Biffar 10.6084/m9.figshare.c.3644855_D2.v1 https://springernature.figshare.com/articles/journal_contribution/Additional_file_4_of_Dental_practitioner_recruitment_for_a_randomized_clinical_trial_in_the_field_to_evaluate_the_performance_of_a_new_glass_ionomer_restoration_material/4470230 CONSORT checklist. (DOC 324 kb) 2016-02-10 05:00:00 Dental restoration glass ionomer multicenter study personnel recruitment