Maurits de Bruin jr. studied medicine in Amsterdam and he sat for his medical finals on 22 November 1922. He obtained his doctoral degree on 28 June 1926 in Amsterdam on the thesis 'On the prognosis of miliairtuberculosis'.
Maurits de Bruin lived at 37 Jan van Eijckstraat in Amsterdam. In 1938, he published the famous booklet on the 'Infant care'. In the Geneeskundige Bladen (1930, XXVIII) he wro…