 Clinical investigations research kept the wing at the forefront of development of high-frequency ventilation and extra-corporeal membrane oxygenation; new techniques for the care of premature infants; improved cancer treatments; bone banking and transplantation; laser photocoagulation; and acquired immune deficiency syndrome (AIDS).In December 1989, it provided medical support to casualties returning from operations in Panama.From 4 January to 21 March 1991 Wilford Hall deployed over 900 personnel to RAF Little Rissington, England, to establish a 1500-bed hospital in support of expected casualties from the Gulf War.