The significance of the Association of Public Health Laboratories (APHL) core functions and capabilities of SPHLs lies in the fact that laboratory testing is a common denominator for fulfillment of these and the majority of public health objectives, which are designed to be met by measurable indicators of goals.
1 Naval Termsthe commander in chief of a fleet. 2  Naval Terms, Militarya naval officer of the highest rank. 3  Naval Terms, Militarya naval officer of a high rank: the grades in the U.S. Navy are fleet admiral, admiral, vice-admiral, and rear admiral.
For the army, navy, and air force, no more than about 25% of the service's active duty general or flag officers may have more than two stars, and statute sets the total number of four-star officers allowed in each service. This is set at 6 four-star navy admirals. Some of these slots are reserved by statute.