Calcium of Spirulina platensis has Higher Bioavailability than those of Calcium Carbonate and High-calcium Milk in Sprague Dawley Rats Fed with Vitamin D-deficient Diet

Nurfitri Ekantari, Eni Harmayani, Yudi Pranoto and Yustinus Marsono

Pakistan Journal of Nutrition 16 ( 3 ): 179 - 186 , 2017