_:b681031 . "Therapeutic or Preventive Procedure"^^ . _:b681031 . _:b681031 . _:b681030 . "IDEC-In2B8/Rituximab/Yttrium Y 90 Ibritumomab TiuxetanPTNCI" . "IDEC-In2B8_Rituximab_Yttrium-Y-90-Ibritumomab-Tiuxetan"^^ . "C11950"^^ . _:b681032 . . _:b681032 . _:b681032 . . "C0935804"^^ . _:b681030 . "IDEC-In2B8/Rituximab/Yttrium Y 90 Ibritumomab Tiuxetan"^^ . _:b681030 . _:b681031 . _:b681030 . "IDEC-In2B8/Rituximab/Yttrium Y 90 Ibritumomab Tiuxetan"^^ . _:b681032 .