Home / Standards / GB/T 47200-2026 GB/T 47200-2026 Upcoming Copper-bearing intrauterine contraceptive devices—Guidance on the design, execution, analysis and interpretation of clinical studies 含铜宫内节育器 临床研究的设计、执行、分析和解释指南 Standard Type GBT ICS 11.200 CCS C36 Status 即将实施 Issue Date 2026-02-27 Implementation 2027-03-01 Responsible Dept 国家药监局 Drafting Unit N/A