Additional file 1: of Development of a novel motivational interviewing (MI) informed peer-support intervention to support mothers to breastfeed for longer Rhiannon Phillips Lauren Copeland Aimee Grant Julia Sanders Nina Gobat Sally Tedstone Helen Stanton Laura Merrett Stephen Rollnick Michael Robling Amy Brown Billie Hunter Deborah Fitzsimmons Sian Regan Heather Trickey Shantini Paranjothy 10.6084/m9.figshare.6131885.v1 https://springernature.figshare.com/articles/journal_contribution/Additional_file_1_of_Development_of_a_novel_motivational_interviewing_MI_informed_peer-support_intervention_to_support_mothers_to_breastfeed_for_longer/6131885 Interview topic guide: development focus groups with mums (ante-natal and post-natal). (DOCX 26 kb) 2018-04-11 05:00:00 Breastfeeding maintenance Peer-support Motivational interviewing Intervention development Complex intervention Qualitative Behaviour change wheel COM-B