He also used his position as a doctor treating people travelling through a nearby train station to conceal his supply of medicine to Jews in the local ghetto, which backed on to his home.

Before the onset of World War II Eugeniusz Łazowski obtained a medical degree at the Józef Piłsudski University in Warsaw, Poland.

Łazowski spent time in a prisoner-of-war camp prior to his arrival in the town, where he reunited with his family and began practicing medicine with his medical-school friend Dr Stanisław Matulewicz.

[1] In 1958, Lazowski emigrated to the United States on a scholarship from the Rockefeller Foundation and in 1976 became professor of pediatrics at the University of Illinois at Chicago.

He wrote a memoir entitled Prywatna wojna (My Private War) which was reprinted several times, as well as over a hundred scientific dissertations.