“…Since his descriptions (Ullrich, 1930a, b) some case reports have appeared in the German literature (Stoeber, 1939;Gott and Josten, 1954;Schneider, 1957;Rotthauwe and Kowalewski, 1969); however, scant attention has been paid to this disorder in other countries. No reports concerning this disorder can be found in the English literature.…”