Microorganisms that are smaller than a blood cell, but bigger than a virus; examples of diseases caused by bacteria are diphtheria, tetanus, pertussis, Haemophilus influenzae type b (Hib) and tuberculosis
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The Department of Health and Aged Care acknowledges First Nations peoples as the Traditional Owners of Country throughout Australia, and their continuing connection to land, sea and community. We pay our respects to them and their cultures, and to all Elders both past and present.