No More Learning

In a medical context, this could be interpreted as a reference to the typhus epidemic that had broken out in 1941 in the Eastern German army, this is in which almost 10% of the infected died; this is in contrast with the normal rate of mortality of 30%, and thus a           triumph of German hygiene, given that the provoking agent of the typhus fever, Rickettsia prowazcki, is transmitted by cloth lice.