A phase 2 single center open label randomised control trial for convalescent plasma therapy in patients with severe COVID-19 oleh Yogiraj Ray, Shekhar Ranjan Paul, Purbita Bandopadhyay, Ranit D’Rozario, Jafar Sarif, Deblina Raychaudhuri, Debaleena Bhowmik, Abhishake Lahiri, Janani Srinivasa Vasudevan, Ranjeet Maurya, Akshay Kanakan, Sachin Sharma, Manish Kumar, Praveen Singh, Rammohan Roy, Kausik Chaudhury, Rajsekhar Maiti, Saugata Bagchi, Ayan Maiti, Md. Masoom Perwez, Abhinandan Mondal, Avinash Tewari, Samik Mandal, Arpan Roy, Moumita Saha, Durba Biswas, Chikam Maiti, Ritwik Bhaduri, Sayantan Chakraborty, Biswanath Sharma Sarkar, Anima Haldar, Bibhuti Saha, Shantanu Sengupta, Rajesh Pandey, Shilpak Chatterjee, Prasun Bhattacharya, Sandip Paul, Dipyaman Ganguly