Chen, Yang
Jiang, Jianjun
Peng, Wei
Zhang, Chuan
Article History
Received: 3 December 2021
Accepted: 11 April 2022
First Online: 27 April 2022
Declarations
:
: The study was approved by the medical ethics committee of West China Fourth Hospital of Sichuan University (No. HXSY-EC-2021027).All methods were carried out in accordance with relevant regulations. All palliative sedation informed consent forms were signed by the guardian agent of the patient.
: Not Applicable.
: Not applicable.