In the beginning of the war, many U-Boats had naval physicians assigned to the crew. As losses of U-Boats mounted, naval physicians were withdrawn and the radioman was cross trained as a medic.
Charles McCain is a Washington DC based freelance journalist and novelist. He is the author of "An Honorable German," a World War Two naval epic. You can read more of his work on his website: http://charlesmccain.com/ View all posts by Charles McCain