[Phosphorus-containing substances in digestive secretions].
D004063:Digestion; D041981:Gastrointestinal Tract / Q000378:metabolism*; D010758:Phosphorus / Q000032:analysis*; D016226:Phosphorus, Dietary
D016226:Phosphorus, Dietary; D010758:Phosphorus
GASTROINTESTINAL SYSTEM/metabolism; PHOSPHORUS/determination
Fosforsoderzhashchie veshchestva v prishchevaritel'nykh sekretakh.