Most diseases are heterogeneous in etiology, meaning that one "disease" is often many different diseases at the molecular level, though symptoms exhibited and response to treatment may be identical.

The symptoms exhibited vary depending on the viral strain, host ecotype, and environmental conditions.

Paranormal researcher John G. Fuller asserts that the symptoms exhibited by victims in Pont-Saint-Esprit were not consistent with this hypothesis.

As with all plant viruses, the symptoms exhibited on an infected plant depend on the plant species.

Studies have suggested that the larger the deletion, the more severe the symptoms exhibited in the individual, but this has not been proven definitively.

Chapter Eighteen: The symptoms exhibited by the late Dr. Donald Williams, although artificially accelerated, correspond with the known effects of necrotizing fasciitis.

Many symptoms exhibited by soldiers outside the realm of combat have more to do with adjusting to the real world than anything else.

As Mr. Weller exhibited in this place unequivocal symptoms of an approaching fit of chuckling, Sam interposed to stop it.

The worst symptoms exhibited suggest that one of the three has a mild case of bronchitis and the other two the sniffles.

Over the course of the episode she develops more symptoms that are usually only exhibited by elderly people, such as arthritis and a stroke.