Studies in the investigation of intestinal function. Experiences from the past and recommendations for the future.
D000818:Animals; D004041:Dietary Fats / Q000378:metabolism; D005243:Feces / Q000032:analysis; D006801:Humans; D007408:Intestinal Absorption; D007410:Intestinal Diseases / Q000145:classification; D007422:Intestines / Q000502:physiology*; D007501:Iron / Q000378:metabolism; D012107:Research Design; D014994:Xylose / Q000378:metabolism
D004041:Dietary Fats; D014994:Xylose; D007501:Iron