Effect of vitamin D and Ca:P ratios on chick gastrointestinal tract.
D000818:Animals; D002118:Calcium / Q000378:metabolism*; D002645:Chickens; D041981:Gastrointestinal Tract / Q000187:drug effects*; D006801:Humans; D010758:Phosphorus / Q000494:pharmacology*; D016226:Phosphorus, Dietary; D014807:Vitamin D / Q000494:pharmacology*; D014815:Vitamins
D016226:Phosphorus, Dietary; D014815:Vitamins; D014807:Vitamin D; D010758:Phosphorus; D002118:Calcium
CALCIUM/metabolism; GASTROINTESTINAL SYSTEM/effect of drugs on; PHOSPHORUS/effects; VITAMIN D/effects