Given the many presentations and the relatively low occurrence of porphyria, the patient may initially be suspected to have other, unrelated conditions.

The layer quality is assessed primarily by capacitance measurements, which can be used to demonstrate the low occurrence of surface states.

"It could be that low-reporting hospitals have low occurrences of incidents."

The ability to focus the ultrasonic waves leads to a relatively low occurrence of both incontinence and impotence.

Low loss (low occurrence of conversion to unusable energy forms).

When protocols are followed, there is a low occurrence of side effects.

The endemic species in this region are especially vulnerable to extinction due to fragmentation because of their small geographic rages and low occurrence.

The double-exponential curve provides a reasonable fit for lower genomic occurrences, but diverges from the data at higher values.

Caphosol has also been associated with low occurrence and severity of oral mucositis in a registry of cancer patients.

Due to the low occurrence of alpha-thalassemia, the disease can be mistaken for iron deficiency anemia.