TY - GEN AU - Vorob'eva,A M TI - [Calcium and phosphorus requirements and their daily urinary excretion in preschool children] SN - 0042-8833 PY - 1978///1027 KW - Calcium KW - urine KW - Child KW - Child, Preschool KW - Circadian Rhythm KW - Diet KW - Female KW - Humans KW - Male KW - Nutritional Physiological Phenomena KW - Nutritional Requirements KW - Phosphorus KW - Seasons N1 - Publication Type: Journal Article ER -