The set of elements that are members of both of two specified sets.

In set theory, the intersection of sets $A$ and $B$ refers to all elements that are in both set $A$ and set $B$ .
In , the intersection of two of consists of all concepts that are members of both subsets.

The following defines the set of concepts that in the intersection of and members or the . The "AND" instruction indicates a union between the sets defined by constraints on either side of that instruction.
<85562004 |Hand | AND ^723264001 |Lateralizable body structure reference set|

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