Complex sentence: With the outbreak of World War II in 1939, Strughold's organization was absorbed directly into the Luftwaffe itself and renamed the Air Force Institute for Aviation Medicine, and placed under the command of General-Surgeon Erich Hippke.
Split into simpler sentences: With the outbreak of World War II in 1939, Strughold's organization was absorbed into the Luftwaffe itself. It was renamed the "Air Force Institute for Aviation Medicine", and placed under the command of General-Surgeon Erich Hippke.