The Herald Sun: Victoria is battling a major outbreak of Salmonella and bacteria-related illnesses which has experts desperately searching for a cause. In the past two months 72 cases of foodborne infections have been reported to the Department of Health — including 46 identified in one June week alone. The average number of ­Salmonella reports each month is about six.

Despite the outbreak, a clear pattern has not been identified and experts have been unable to pin down a suspect food source. At least 42 cases have been examined in detail, but further scientific tests called whole genome sequencing are now being done. In the first six months of this year there were 67 per cent more cases compared to the last six months of 2015.

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