资料收集：此问卷为网上自填问卷，对于填写困难患者，可由照顾者或者调查员

资料收集：此问卷为网上自填问卷，对于填写困难患者，可由照顾者或者调查员根据患者情况填写。问卷填写结果实时更新，到达填写要求人数停止填写问卷，如有遗填和错填，可请调查对象修改或者重填完整，再次核查无误收回。

Data collection: This questionnaire is a self filled online questionnaire. For patients with difficulty filling out the questionnaire, caregivers or investigators can fill it out according to the patient's situation. The questionnaire filling results are updated in real-time, and the number of people who meet the filling requirements is stopped from filling out the questionnaire. If there are any omissions or errors, the survey subjects can be asked to modify or re fill out the entire questionnaire, and it can be checked again and retrieved without any errors.

Data collection: This questionnaire is an online self-filled questionnaire. For patients with difficulty in filling it out, caregivers or investigators can fill it out according to the patient's situation. The questionnaire filling results will be updated in real time, and the number of people who have reached the required number will stop filling in the questionnaire. If there are any missing or wrong filling, the respondents can be asked to modify or re-fill it completely, and check it again to recover it.