Vaccination coverage and breakthrough infections of COVID-19 during the second wave among staff of selected medical institutions in India. oleh Manju Rahi, Chander Prakash Yadav, Sundus Shafat Ahmad, Nitika, Payal Das, Shweta Sharma, Rajendra Kumar Baharia, Debdutta Bhattacharya, Pradeep Deshmukh, Amey Dhatrak, Sandeep Dogra, Alex Eapen, Pawan Goel, Nafis Faizi, Siraj A Khan, Sanjay Kumar Kochar, Aditya Kochar, Ashwani Kumar, Anuj Mundra, Rahul Narang, Kanwar Narain, Krishna Pandey, Sanghamitra Pati, Pankaja Raghav, Ritesh Ranjha, Salman Shah, Kuldeep Singh, Piyoosh Kumar Singh, Raj Kumar Singh, Vijesh Shreedhar Kuttiatt, Ravinder Soni, Uragayala Sreehari, Sumit Malhotra, Amit Sharma