This update on the mysterious disease of which I wrote yesterday describes the fifteen cases as separated in time — “three fell gravely ill with pneumonia in March, three more in April, two in May, three again in June and four in July, according to the army.” — and space — “according to the defence officials, the pneumonia has afflicted soldiers deployed in various parts of Iraq and belonging to different units” — , to answer some of my questions. al jazeerah.info