In an open letter 81 German medical historians and doctors have criticised the present and previous presidents of the German Medical Association, Jörg-Dietrich Hoppe and Carsten Vilmar, for omitting the Nazi history of another past president in a recent obituary they wrote. The obituary of Hans Joachim Sewering, who died in June, was published last month in the German equivalent to the BMJ, the Deutsches Ärzteblatt