Negotiating explanations: doctor-patient communication with patients with medically unexplained symptoms-a qualitative analysis. - den Boeft, Madelon; Huisman, Daniëlle; Morton, LaKrista; Lucassen, Peter; van der Wouden, Johannes C.; Westerman, Marjan J.; van der Horst, Henriëtte E.; Burton, Christopher D. (Family Practice, 2017)