[Determination of urinary nicotinic acid in apprently helath children].
D001826:Body Fluids; D006801:Humans; D009525:Niacin / Q000652:urine*; D009539:Nicotinic Acids; D014551:Urinary Tract
D009539:Nicotinic Acids; D009525:Niacin
NICOTINIC ACID/in urine
Cuantificación de nicotinuria en niños aparentemente sanos.