Cigarette

The survey suggested smoking may be protective, despite COVID-19 being a respiratory disease, due to its role in increasing the mucous production that may be acting as the first line of defence among the smoking population. क्या सिगरेट पीने वालो को कोरोना के संक्रमण का कोई खतरा नहीं है? आज DNA के इस सेगमेंट में … Read more