Another man in my place would not have known how to extricate himself, but here I have got out of it and am as jolly as ever again, and all because I am 'a cultivated and educated man of our day. View in context
The bacterium Legionella pneumophila is responsible for most cases of Legionnaires' disease. Outdoors, legionella bacteria survive in soil and water, but rarely cause infections.
Pneumococcal disease is caused by Streptococcus pneumoniae, a bacterium that has more than 90 serotypes. Most serotypes cause disease, but only a few produce the majority of invasive pneumococcal disease. The 10 most common types cause 62% of invasive disease worldwide.