in six infants aged between 5 and 8 months with vitamin d deficient rickets , we have studied blood levels of calcium ( ca ) , phosphorus ( p ) , alkaline phosphatase , immunoreactive parathyroid hormone ( pth ) and calcitonin ( ct ) , as well as urinary excretion of ca , p , hydroxyproline and cyclic amp , both under basal conditions and during a 4h infusion of 20 mg/kg 10 % ca gluconate in normal saline .
C0006675
ca
C0006699
ca gluconate