Related Rule
Israel
Practice Relating to Rule 26. Medical Activities
Israel’s Manual on the Rules of Warfare (2006) forbids “interference with the provision of medical assistance”. 
Israel, Rules of Warfare on the Battlefield, Military Advocate-General’s Corps Command, IDF School of Military Law, Second Edition, 2006, p. 24.
The Manual on the Rules of Warfare (2006) is a second edition of the Manual on the Laws of War (1998).