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Table 1 Radiation agents reviewed in the International Agency for Research on Cancer's (IARC) monograph series

From: Radiation and cancer risk: a continuing challenge for epidemiologists

Agent

Group

IARC Monograph Volume No.

Year

Ultraviolet radiation

1

40, 55

1986, 1992

Radon-222 and its decay products

1

43, 78

1988, 2001

Ultraviolet radiation A (NB: Overall evaluation upgraded from 2B to 2A with supporting evidence from other relevant data)

2A

55

1992

Ultraviolet radiation B (NB: Overall evaluation upgraded from 2B to 2A with supporting evidence from other relevant data)

2A

55

1992

Ultraviolet radiation C (NB: Overall evaluation upgraded from 2B to 2A with supporting evidence from other relevant data)

2A

55

1992

Solar radiation

1

55

1992

X- and Gamma (γ)-Radiation

1

75

2000

Radium-224 and its decay products

1

78

2001

Radium-226 and its decay products

1

78

2001

Radium-228 and its decay products

1

78

2001

Radioiodines, short-lived isotopes, including iodine-131, from atomic reactor accidents and nuclear weapons detonation (exposure during childhood)

1

78

2001

Radionuclides, α-particle-emitting, internally deposited (NB: Specific radionuclides for which there is sufficient evidence for carcinogenicity to humans are also listed individually as Group 1 agents)

1

78

2001

Radionuclides, β-particle-emitting, internally deposited (NB: Specific radionuclides for which there is sufficient evidence for carcinogenicity to humans are also listed individually as Group 1 agents)

1

78

2001

Magnetic fields (extremely low-frequency)

2B

80

2002

Magnetic fields (static)

3

80

2002

  1. Classification of carcinogenic hazards to humans:
  2. Group 1: Carcinogenic to humans
  3. Group 2A: Probably carcinogenic to humans
  4. Group 2B: Possibly carcinogenic to humans
  5. Group 3: Not classifiable as to carcinogenicity to humans
  6. Group 4: Probably not carcinogenic to humans