The city and county of Honolulu is served by eight major hospitals. The Queen's Medical Center in downtown Honolulu is the largest private hospital in the state, with 505 acute care beds and 28 sub-acute care beds. Cardiac rehabilitation centers are maintained at Kaukini Medical Center and Tripler Army Medical Center. The University of Hawaii is constructing a Health and Wellness Center at the new Kaka'ako campus which will house the John A. Burns School of Medicine, the Cancer Research Center of Hawaii, and a biomedical technology research park. Gamma Knife technology has recently become available at the St. Francis Medical Center. More than 16,000 primary care physicians, specialty care physicians, nurses, and medical technicians serve the Honolulu area.