Your Bones in Space

Osteoporosis: a condition characterized by an absolute decrease in the amount of bone present to a level below which it is capable of maintaining the structural integrity of the skeleton.

Your Bones in Space

Предмет:	Английски, Чужди езици
Тип:	Общи материали
Брой страници:	4
Брой думи:	890
Брой символи:	7267

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