hepatology - liver, stomatology - ?

TEETH
List of words for the clue hepatology - liver, stomatology - ? from the crossword:
NEUROLOGY HEART CARDIOLOGY BRAIN PATE ORGAN FOIE BILE OIL IRON AMI COD ORGANS ONIONS OFFAL BILES VITALS PATES MEATS
WordClue
GUMThe flesh around the teeth
OILcod-liver or mineral
RATEof exchange or heart
BRAINhepatology - liver, neurology - ?
HEARThepatology - liver, cardiology - ?
LIVERstomatology - teeth, hepatology - ?
MEDALPurple Heart
ATRIUMpart of heart
BOWELScore, heart
BRAVERYheart
DARKNESSHeart of ... (Conrad)
HEPATITISinflammation of the liver tissue
NEUROLOGYliver - hepatology, brain - ?
VENTRICLEpart of heart
CARDIOLOGYliver - hepatology, heart - ?
HEPATOLOGYteeth - stomatology, liver - ?
PERICARDIUMpart of heart
STOMATOLOGYliver - hepatology, teeth - ?
BRAINhepatology - liver, neurology - ?
KATHARINEHepburn, actress