Until Naka's story came forward, there was confusion and obscurity surrounding the mysterious "new sickness" from which many of the atomic bombing survivors were suffering.

Ms. Breslin, however, has chosen to focus not on her mysterious sickness but on the woman she's become as a result of it.

A mysterious sickness prowled through the squalor.

Doreen's letter told us about the mysterious sickness.

When we learned of the mysterious sickness, we protested, became a link, and joined the chain.

And now, five years later, a new mysterious sickness was sweeping through Crenna's human settlers at an alarming rate.

I was seeking further knowledge of the estate and the mysterious sickness which haunted it.

A mysterious sickness threatens the sea dragons of Aldenmor.

They tell the boys that their planet has had a crisis and that everyone is slowly dying of a mysterious sickness.

With his speculations came a mysterious chronic sickness, with gut-heaving, head-blurring symptoms.