Eugenia Sacerdote de Lustig States to learn about the work of the professor Jonas Salk. When she returned to Argentina, she inoculated herself in public and did the same with her children to convince the population of the benefits of the polio vaccine. Since 1989, she investigated the role of free radicals and oxidative stress in living patients with Alzheimer's disease, vascular dementia and Parkinson's disease, expanding the basic knowledge of neurological diseases. Sacerdote de Lustig was a researcher at CONICET and head of virology at Instituto Malbrán. For more than 40 years, she studied tumor cells in the Instituto de Oncología Ángel H.
Salk of soldiers (fire and maneuver team) forming a fireteam. Salk A salk () is a small military unit led by a senior soldier that is subordinate to an infantry squad. "Salk" is bigger than a lahingpaar ("fire and maneuver team") but smaller than a jagu ("squad"). It is also one of the smallest military formation among the Estonian Ground Force infantry units. It usually consists of three to five soldiers, and may be further subdivided into fire and maneuver teams. A "salk" is composed of two fire and maneuver teams of two soldiers each, as well as a fireteam leader