Coronavirus: Why "chain of transmission" needs to be broken | Master Stroke

Health Secretary Lav agarwal said that "chain of transmission" needs to be broken to contain the outbreak of novel Coronavirus Covid-19 in India. What is this "chain of transmission"? To understand this, we will tell you a the case study of the 10th Coronavirus patient of Delhi. How one woman who went to Saudi Arabia ended up infecting 76 people on her return.