Home / Standards / GB/T 17020-2010 GB/T 17020-2010 Active Delimitation and classification of Keshan disease areas 克山病病区判定和类型划分 Standard Type GBT ICS 11.020 CCS C61 Status 现行 Issue Date 2011-01-14 Implementation 2011-06-01 Responsible Dept 国家疾控局 Drafting Unit N/A