<chr_abbr type="reg" class="dc" expan="" cert="no">P-til</chr_abbr> co <chr_abbr type="reg" class="dc" expan="que" cert="no">q-hbar</chr_abbr> m<chr_abbr type="reg" class="dc" expan="ius" cert="no">i-nine</chr_abbr> <chr_var letter="s" var="long">∫</chr_var>en a<chr_abbr type="" class="" expan="" cert="no">[apost]</chr_abbr>ime <chr_abbr type="frq" class="ss" expan="et" cert="yes">et1</chr_abbr><chr_abbr type="reg" class="dc" expan="pri" cert="no">p-vbar</chr_abbr><chr_var letter="s" var="long">∫</chr_var><chr_var letter="s" var="long">∫</chr_var>e 