Barend Hendrik Opdenberg was the son of Samuel Opdenberg and Anna Koekoek.
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Barend Hendrik Opdenberg studied medicine in Leiden, where he sat for his medical finals on 16 February 1934. He lived and practised medicine as a GP at 2 Grondheerendijk in Rotterdam. In October 1940 he was appointed GP at the psychiatric institution Het Apeldoornse Bos. Barend Hendrik…