During the 2018-19 academic year, the UMSL College of Optometry and College of Nursing treated a wide range of conditions around the world.

During the 2018-19 academic year, the UMSL College of Optometry and College of Nursing treated a wide range of conditions around the world.
During the 2018-19 academic year, the UMSL College of Optometry and College of Nursing treated a wide range of conditions around the world.
During the 2018-19 academic year, the UMSL College of Optometry and College of Nursing treated a wide range of conditions around the world.
Walker studies Poecilia mexicana, a species of live-bearing fish that have adapted to surviving in hydrogen sulfide-abundant waters, in the Tobler Lab.