Two meta-analyses of almost 3,000 patients showed no survival advantage.

The black walnut is a magnificent tree with a special survival advantage.

A second trial, even smaller, showed a survival advantage of 3.3 months, but that was not statistically significant.

In some cases, pain provides a survival advantage to our species, as after trauma.

Thus it must confer some sort of survival advantage on organisms.

Nairne et al. found what they called the survival advantage.

There is no known survival advantage in having a smaller face, he noted.

In a world of communicable diseases, it would certainly be a survival advantage.

In a desert world, a low birthrate was a survival advantage.

Being able to communicate using language gave the human species a distinct survival advantage.