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Langer0Giegion syndrome was discovered and described by L. O. Langer and A. Giedion.
Sigfried Held was born on 1942-08-07.
Sigfried Wagner's birth name is Siegfried Helferich Richard Wagner.
Sigfried Wagner died on August 4, 1930, in Bayreuth, Bavaria, Germany.
Sigfried Wagner was born on June 6, 1869, in Tribschen, Lucerne, Switzerland.