In-vivo γ-H2AX foci/cell representing DNA damages in systemic blood lymphocytes of patients (n = 20) before (left) and after (right) two view full field digital mammography (FFDM) of both breasts.

<p>Dots show individual values of each patient, the middle horizontal line represents the median, and the error bars indicate the interquartile ranges. A p value is shown, p<0.05 was considered statistically significant.