Lion Gerzinus Lezer sat for his medical finals in 1931. He became a GP and ran a pharmacy in Wijhe (Zwollerkarspel). Lion Gerzinus Lezer was married to Henriëtte Fischel. The couple had two sons, Alfred and Coenrad.
J.H. Coppenhagen, Anafiem Gedoe‘iem. Overleden joodse artsen uit Nederland 1940-1945 (Rotterdam 2000) 113
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