Gypsy (Sinti and Roma) Deportation A young woman with child in a camp during an investigation conducted by the Racial Hygiene Research Centre at the Reich Bureau for Health at the Reichsgesundheitsamt (RHF). This research provided the pseudo-scientific basis for the extermination and forced sterilization of thousands of Sinti and Roma. After completion of the research deportations to Poland started. Holocaust. Germany. 1938