Cyclophosphamide/Dactinomycin/Doxorubicin/Hydroxyurea/Methotrexate/Vincristine
cyclophosphamide/dactinomycin/doxorubicin/hydroxyurea/methotrexate/vincristine
CTX/DACT/DOX/HU/MTX/VCR
ctx/dact/dox/hu/mtx/vcr