Nguyen HL, Allison JJ, Ha DA, Chiriboga G, Ly HN, Tran HT, Nguyen CK, Dang DM, Phan NT, Vu NC, Nguyen QP, Goldberg RJ. Culturally adaptive storytelling intervention versus didactic intervention to improve hypertension control in Vietnam: a cluster-randomized controlled feasibility trial. Pilot Feasibility Stud. 2017; 3:22.