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Spain
Practice Relating to Rule 26. Medical Activities
Section A. Respect for medical ethics
Spain’s LOAC Manual (1996) provides, with reference to Article 16 of the 1977 Additional Protocol I and Article 10 of the 1977 Additional Protocol II, that IHL imposes a duty on medical personnel “to respect the principles of medical ethics”. 
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, § 9.2.a.(2); see also § 9.6.b.(2).
Spain’s LOAC Manual (2007) states that IHL imposes a duty on medical personnel to “respect the principles of medical ethics”. 
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, § 9.2.a.(2).(a).
The manual further states:
Medical personnel must not be punished for carrying out medical activities in keeping with medical ethics. Therefore, medical activities must not give rise to reprisals, threats, violence, prosecution or criminal or administrative punishment.
Persons engaged in medical activities must not be compelled to perform acts or carry out work contrary to the rules of medical ethics. 
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, § 9.2.a.(2).(c); see also § 9.6.b.(2).