Regional AlertAuthorities call for vigilance as baby girl dies of H5N1 in Cambodia October 13, 2023By MBDS Team11 Oct 2023. A two-year-old child died of N5H1 in Prey Veng province, two days after a 50-year-old man died in Svay Rieng province. Two other people are suspected of being infected with H5N1 in Svay Rieng.