Ánh sáng mặt trời - nguồn Vitamin D cho sức khỏe
Trong lĩnh vực sinh vật học, Vitamin D cũngquyết định quá trình phát triển của các tế bào, và đối với cơ thểngười, nếu không đủ Vitamin D, có thể sẽ xảy ra nhiều nguy cơ có hạicho sức khỏe...
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