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Browsing Books and Book Chapters by Author "A.M. Ubaydullayev"

Browsing Books and Book Chapters by Author "A.M. Ubaydullayev"

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  • A.M. Ubaydullayev (Toshkent, 2009-02-15)
    Keyingi yillarda nafas olish tizimi xastaliklari aholi o ‘rtasida boshqa kasalliklarning kelib chiqishiga ham sabab bo'lmoqda. Nafas organlari kasalliklarining ko'payishi oqibatida mehnat qobiliyatini yo'qotish, ba’zida ...

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