Related Rule
Practice Relating to Rule 29. Medical Transports
Section B. Respect for and protection of medical aircraft
The Hellenic Navy’s International Law Manual (1995) provides:
[T]he protection of any type of hospital vessels and boats is conventionally consolidated. The same protection is extended to medical aircrafts (art. 36 of the Ist Geneva Convention and art. 24, 25, 27–30 of Ist Add. Protocol) and according to practice followed during the Falklands war also to helicopters used for carrying the wounded, shipwrecked and the dead. 
Greece, International Law Manual, Hellenic Navy General Staff, Directorate A2, Division IV, 1995, Chapter 7, Part I, § 7.
Greece’s Military Penal Code (1995) provides for the protection of medical aircraft. 
Greece, Military Penal Code, 1995, Article 156.