Commando Comic #4313 'Mercy Mission?' (2010)
 
The First World War, Mesopotamia, and First Lieutenant Paul Wardle is a doctor in the Royal Army Medical Corps. He has vowed only to save lives — never to take them — even during vicious conflict.

When he and his wounded patients are stranded on a grounded hospital ship, taken over by a ruthless German Naval commander with a grudge, the situation looks increasingly desperate.
 
For the sake of the wounded, Paul will have to fight for their survival. Can he stick to the principles he values so highly…?