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Table 4 Relative dose contributions to the effective dose, calculated by Monte Carlo simulation

From: Effect of thyroid shielding during mammography: measurements on phantom and patient as well as estimation with Monte Carlo simulation

Organ group / Tissue

Relative contribution to effective dose (no leakage radiation from x-ray head)

35 kV

28 kV

Red bone marrow

0.40%

0.30%

Stomach wall

0.04%

0.02%

Bladder

0.00%

0.00%

Liver

0.01%

0.00%

Cortical bone

0.03%

0.02%

Oesophagus

0.01%

0.00%

Salivary gland

0.09%

0.09%

Skin

0.54%

0.50%

Brain

0.00%

0.00%

Lung

0.69%

0.36%

Breast

97.99%

98.55%

Thyroid

0.10%

0.08%

Gonades (female)

0.00%

0.00%

Intestine

0.01%

0.01%

ICRP103_Rest

0.08%

0.06%