Cyclophosphamide/Cytarabine/Doxorubicin/Hydroxyurea/Lomustine/Methotrexate/Thioguanine/Vincristine
cyclophosphamide/cytarabine/doxorubicin/hydroxyurea/lomustine/methotrexate/thioguanine/vincristine
Cyclophosphamide/Cytarabine/Doxorubicin/Hydroxyurea/Lomustine/Methotrexate/Thioguanine/Vincristine
cyclophosphamide/cytarabine/doxorubicin/hydroxyurea/lomustine/methotrexate/thioguanine/vincristine