1411. Letter sent by the Surgeon Generals of the Army, Navy, and the U. S. Public Health Service to physicians in the Armed Forces (Number 13, August 21, 1943)
1412. Letter sent by the Surgeon Generals of the Army, Navy, and the U. S. Public Health Service to physicians in the Armed Forces (Number 2, January 1, 1943)
1413. Letter sent by the Surgeon Generals of the Army, Navy, and the U. S. Public Health Service to physicians in the Armed Forces (Number 3, January 25, 1943)
1414. Letter sent by the Surgeon Generals of the Army, Navy, and the U. S. Public Health Service to physicians in the Armed Forces (Number 4, February 15, 1943)
1415. Letter sent by the Surgeon Generals of the Army, Navy, and the U. S. Public Health Service to physicians in the Armed Forces (Number 5, March 1, 1943)
1416. Letter sent by the Surgeon Generals of the Army, Navy, and the U. S. Public Health Service to physicians in the Armed Forces (Number 6, March 26, 1943)
1417. Letter sent by the Surgeon Generals of the Army, Navy, and the U. S. Public Health Service to physicians in the Armed Forces (Number 7, April 5, 1943)
1418. Letter sent by the Surgeon Generals of the Army, Navy, and the U. S. Public Health Service to physicians in the Armed Forces (Number 8, April 16, 1943)
1419. Letter sent by the Surgeon Generals of the Army, Navy, and the U. S. Public Health Service to physicians in the Armed Forces (Number 9, May 1, 1943)