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INTERFERON ALFA-2b
ÂÈÔÅÐÎÍ®ÔÅÐÎÍ ÎÎÎ
ÈÍÒÐÎÍ ÀSCHERING-PLOUGH (BRINNY) COMPANY
INTERFERON BETA-1a
ÀÂÎÍÅÊÑBIOGEN B.V.
ÐÅÁÈÔINDUSTRIA FARMACEUTICA SERONO S.p.A.
INTERFERON BETA-1b
ÁÅÒÀÔÅÐÎÍSCHERING AG
PEGINTERFERON ALFA-2b
ÏåãÈíòðîíSCHERING-PLOUGH (BRINNY) COMPANY