GB 17020-1997
Decide and delimit of Keshan disease endemic area (English Version)
- Standard No.
- GB 17020-1997
- Language
- Chinese, Available in English version
- Release Date
- 1997
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2011-06
- Replace By
- GB 17020-2010
- GB/T 17020-2010
- Latest
- GB 17020-2010
- GB/T 17020-2010
- Scope
- This standard specifies the basis and content for the delineation and type division of Keshan disease disease areas. This standard is applicable to the delineation and classification of Keshan disease endemic areas across the country.
GB 17020-1997 history
- 2011 GB 17020-2010 Delimitation and classification of Keshan disease areas
- 1997 GB 17020-1997 Decide and delimit of Keshan disease endemic area
