 Complete the following phrase:  In Aranda de Duero Urraca joined the Navarrese troops commanded by and heading for Madrid. On the intermittent basis she served as nurse on the Guadarrama front; during breaks she engaged in propaganda work and threw herself into organizing Carlist medical services, mostly recruiting women as nurses and auxiliary staff. November 1936 back in Guadarrama she spent Christmas among the soldiers, but moved  still as a nurse - to the 