... rungpetch.c@chula.ac.th; Rossamalin Shabunthom - yinpharmacy@yahoo.com* Corresponding author AbstractBackground: Data are scarce on the comparison of EQ-5D index scores using the UK, US, and Japan preference ... Sciences, Chulalongkorn University, Bangkok, Thailand and 3Sawangdandin Crown Prince Hospital, Sakolnakorn, ThailandEmail: Phantipa Sakthong* - phantipa_sakthong@yahoo.com; Rungpetch Charoenvisuthiwongs ... competing interests.Authors' contributionsPS was responsible for the conception of the study, ana-lyzing the data, and writing the article. RC contributed toanalyzing the data and the interpretation...