相关规则
Spain
Practice Relating to Rule 88. Non-Discrimination
Section C. Wounded and sick
Spain’s LOAC Manual (1996) states that wounded and sick prisoners and one’s own troops shall be evacuated under the same conditions. 
Spain, Orientaciones. El Derecho de los Conflictos Armados, Publicación OR7-004, 2 Tomos, aprobado por el Estado Mayor del Ejército, División de Operaciones, 18 March 1996, Vol. I, Article 7.3.a.(11).
Spain’s LOAC Manual (2007) states: “Prisoners of war who are sick or wounded must be evacuated under the same conditions as the detaining power’s own troops.” 
Spain, Orientaciones. El Derecho de los Conflictos Armados, Tomo 1, Publicación OR7–004, (Edición Segunda), Mando de Adiestramiento y Doctrina, Dirección de Doctrina, Orgánica y Materiales, 2 November 2007, § 7.3.a.(11).
Spain’s Royal Ordinance for the Armed Forces (1978) specifies that assistance will be lent to both one’s own and enemy wounded whenever the circumstances of security and of the mission permit. 
Spain, Royal Ordinance for the Armed Forces, 1978, Article 140.
Spain’s Royal Ordinances for the Armed Forces (2009) states that members of the armed forces “[m]ust treat and care for … the wounded, sick [and] shipwrecked … that are in their power without any adverse distinction.” 
Spain, Royal Ordinances for the Armed Forces, 2009, Article 107.