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Intergroup Rhabdomyosarcoma and
Children’s Oncology Group Studies
Study
Years
Intergroup Rhabdomyosarcoma Study I (IRS-I)
1972 to 1978
Intergroup Rhabdomyosarcoma Study II (IRS-II)
1978 to 1984
Intergroup Rhabdomyosarcoma Study III (IRS-III)
1984 to 1991
Intergroup Rhabdomyosarcoma Study IV (IRS-IV)
1991 to 1997
IRS V - D9803 (Intermediate Risk)
1999 to 2005
IRS V - D9602 (Low Risk)
1997 to 2004
IRS V - D9802 (High Risk)
1999 to 2004
Children’s Oncology Group ARST0331 (Low Risk)
2004 to 2008
Children’s Oncology Group ARST0431 (High Risk)
2006 to 2008
Children’s Oncology Group ARST0531 (Intermediate Risk)
2006 to 2014
Children’s Oncology Group ARST1431 (Intermediate Risk)
Open