الداء الرئوي الانسدادي المزمن : COPD الآلية بالتفصيل .. الأسباب .. الأعراض .. الوقاية .. وبعض الإحصائيات عن المرض في هذا الفيديو المترجم من موقع طبيبي... | By Underneath Your Skin - Arabic Version | Facebook
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