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আলাল ও দুলাল | ALAL O DULAL

আলাল যদি ডাইনে যায় দুলাল যায় বামে

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Tag: zafrullah chowdhury

Health1 Comment
Image: Mahmud Hossain Opu/Al Jazeera

Bangladeshi scientists invent $3 COVID test

March 24, 2020May 24, 2020 alaldulal

Dr Sil invented a similar kit for detecting the SARS coronavirus while working in Singapore during the outbreak of the respiratory disease in 2003. Continue reading Bangladeshi scientists invent $3 COVID test

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