Revidert
IEC 60601-2-20:2009/COR1:2012 ED2
IEC 60601-2-20:2009/COR2:2013 ED2
Publisert
IEC 60601-2-20:2020 RLV
IEC 60601-2-20:2020 ED3
IEC 60601-2-20:2020+AMD1:2023 CSV