We held a focus group to get feedback on the new product.

The feline immunodeficiency virus can potentially have serious effects on a cat's health.

My cat has been infected with the feline immunodeficiency virus.

Ergocalciferol is a type of Vitamin D2.

My friend is from Waterford.

She is suffering from Eating Disorder Not Otherwise Specified.

This is my old friend, Tanaka.

This mutetrahedron plays a very important role in the world of mathematics.

In arid regions, there is little rain, making it difficult for plants to grow.

His movement was very fast.