Free image/jpeg, Resolution: 235x235, File size: 20Kb, metabolism of vitamin D picture with tags: Human Gland, Education, Change, synthesized, Secretory Cell, Diagram, Calcium, Hormone, Vitamin, Endocrine System, Human Liver, Human Intestine, People, Order, Sunlight, Releasing, Healthcare And Medicine, Anatomy, The Human Body, Human Bone, Cholecalciferol, metabolism
