preferred_name: Normal or mildly increased serum gamma-glutamyltransferase (GGT)
preferred_name_lc: normal or mildly increased serum gamma-glutamyltransferase (ggt)
label: Normal or mildly increased serum gamma-glutamyltransferase (GGT)
label_lc: normal or mildly increased serum gamma-glutamyltransferase (ggt)