أرسل هذا في رسالة قصيرة: Retinal Vascular Caliber: Systemic, Environmental, and Genetic Associations

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/ //---`'  / //\ \\ / //---`'   -| ||-  / //---`' 
\ \\___   |  ___  ||\ \\___     _| ||_  \ \\___   
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  `----`  `-`   `-`   `----`   `-----`    `----`