an Entity references as follows:
Emil Oberholzer (December 24, 1883 – May 4, 1958) was a Swiss-American psychiatrist. He was a born in Zweibrücken, Germany, and died in New York City. Beginning in 1908, he received psychiatric training under Eugen Bleuler (1857–1939) in Zurich, and afterwards was an assistant at the psychiatric clinic in Schaffhausen from 1911 to 1916. In 1919 he opened a private practice in Zurich, and in 1938 emigrated to New York City, where he practiced psychoanalysis.