Regional AlertDiphtheria death reported in Dien Bien province, Vietnam; First case in the province in many years May 16, 2023By MBDS Team9 May 2023. Health sector of Dien Bien province, Vietnam urgently implementing epidemic prevention measures after recording a death from diphtheria. After grasping the information, the functional forces of Dien Bien Dong district carried out disinfecting the environment around the house, school and patient’s residence.