Aggregates A|G|R|AX|G|IH|T|S AE|G|R|AX|G|I|T|S A|G|R|AX|G|I|T|S AE|G|R|AX|G|IH|T|SH A|G|R|AX|G|IH|T|SH AE|G|R|AX|G|I|T|SH A|G|R|AX|G|I|T|SH Are U|R subgroups SH|AH|B|G|R|U|P|SH S|O|B|G|R|O|P|S SH|O|B|G|R|O|P|SH or U|R subpopulations that D|AE|T DH|A|T D|A|T have HH|A|V HH|AE|B HH|A|B some SH|AH|M S|O|M SH|O|M common K|U|M|AX|N characteristics K|I|R|I|K|T|ER|I|S|T|I|K|S K|EH|R|IH|K|T|I R|IH|S|T|IH|K|S K|I|R|I|K|T|I R|I|S|T|I|K|S K|EH|R|IH|K|T|ER|IH|SH|T|IH|K|SH K|I|R|I|K|T|ER|I|SH|T|I|K|SH K|EH|R|IH|K|T|I R|IH|SH|T|IH|K|SH K|I|R|I|K|T|I R|I|SH|T|I|K|SH or U|R concerns K|AX|N|SH|ER|N|Z K|AX|N|S|I R|N|Z K|AX|N|SH|I R|N|Z K|AX|N|S|ER|N|S K|AX|N|SH|ER|N|S K|AX|N|S|I R|N|S K|AX|N|SH|I R|N|S