Commission Regulation (EC) No 903/2009 of 28 September 2009 concerning the authorisation of the preparation of Clostridium butyricum MIYAIRI 588 (FERM-P 1467) as a feed additive for chickens for fattening (holder of authorisation Miyarisan Pharmaceutical Co. Ltd, represented by Mitsui & Co. Deutschland GmbH) (Text with EEA relevance)