Emerging trends in the etiology of enteric pathogens as evidenced from an active surveillance of hospitalized diarrhoeal patients in Kolkata, India

Gopinath Balakrish Nair, Thandavarayan Ramamurthy, Mihir Kumar Bhattacharya, Triveni Krishnan, Sandipan Ganguly, Dhira Rani Saha, Krishnan Rajendran, Byomkesh Manna, Mrinmoy Ghosh, Keinosuke Okamoto, Yoshifumi Takeda