Methods: A cross - sectional, propective analyzing study from 240 patients was divided into 2 groups: Group 1 patient from 65 year old to over and group 2 less than 65 year old with the time of follow up from 5/2015 to 5/2017.
Phương pháp: Quan sát mô tả cắt ngang 240 BN chia thành 2 nhóm BN ≥ 65 tuổi và < 65 tuổi từ 5/2015 đến 5/2017.