Rate of passage of calcium-45 and yttrium-91 along the intestine, and calcium absorption in the laying fowl.
D000818:Animals; D002118:Calcium / Q000378:metabolism*; D007408:Intestinal Absorption; D011200:Poultry; D011874:Radiometry; D015019:Yttrium / Q000378:metabolism*
D015019:Yttrium; D002118:Calcium