 Complete the following phrase:  That year in July, Stemmler moved to Spain with her husband, Ernst Goldstein. She began working as a nurse in the International Brigades of the Spanish Civil War at the medical center set up in Murcia. Goldstein engaged in the combat units of the brigades and was killed during the conflict. She worked near the front at field hospitals in Barcelona, Magoria, and Murcia until the war ended in March 1939. Making her way back to France, after crossing the border, she was interned with other German refugees from Spain in the 