Changes made by 2003/422/EC: Commission Decision of 26 May 2003 approving an African swine fever diagnostic manual (notified under document number C(2003) 1696)
EU Decision 2003/422
No changes made by 2003/422/EC: Commission Decision of 26 May 2003 approving an African swine fever diagnostic manual (notified under document number C(2003) 1696) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.