Nguyễn , Thanh Huân, Thị Mai Hương Nguyễn, and Quang Huy Nguyễn. 2026. “A PRELIMINARY SURVEY OF BARRIERS FACED BY CARDIOLOGISTS IN THE DIAGNOSIS AND MANAGEMENT OF HEART FAILURE WITH PRESERVED EJECTION FRACTION IN OLDER ADULTS”. Vietnam Medical Journal 561 (1). https://doi.org/10.51298/vmj.v561i1.18125.