| 历史版本 | 注册号 | 注册题目 | 研究类型 | 注册时间 |
|---|---|---|---|---|
| 历史版本 | ChiCTR2300067424 |
Clinical characteristics and outcomes of cancer patients and their hospital course during the COVID-19 pandemic in a developing country
none |
观察性研究 | 2023/01/06 |
| 历史版本 | ChiCTR-IOR-17012898 |
Is it cost effective to start early oral maternal feeding after cesarean section under regional anesthesia - A cross sectional study trial in Pakistan
Fatima Bai Hospital |
干预性研究 | 2017/10/08 |