Columbia subject headings:
Digestion--Congresses.
Intestinal absorption--Congresses.
Mammals--Physiology--Congresses.
Harvard subject headings:
Digestion--Congresses.
Intestinal absorption--Congresses.
Mammals--Physiology--Congresses.
Princeton subject headings:
Digestion--Congresses.
Intestinal absorption--Congresses.
Mammals--Physiology--Congresses.