Fig. 2From: Childhood acute poisoning in the Italian North-West area: a six-year retrospective studyMode of poisoning with principal classes of Nonpharmaceutical (a) and Pharmaceutical agents (b). Data are expressed as percentage of total cases per class (indicated at the end of each row). Differences between groups were always significant (p < 0.001) except accidental vs. therapeutic error (p = 0.055)Back to article page