Additional file 1: of The factors and motivations behind United Kingdom chiropractic professional association membership: a survey of the Welsh Institute of Chiropractic Alumni Sheena Wotherspoon Peter McCarthy 10.6084/m9.figshare.c.3595730_D1.v1 https://springernature.figshare.com/articles/journal_contribution/Additional_file_1_of_The_factors_and_motivations_behind_United_Kingdom_chiropractic_professional_association_membership_a_survey_of_the_Welsh_Institute_of_Chiropractic_Alumni/4316381 The survey instrument used in this study. (DOCX 225 kb) 2016-09-12 05:00:00 Chiropractic Professional associations Alumni Membership Organisations Motivation