Protocol for establishing a model for integrated influenza surveillance in Tamil Nadu, India oleh Rizwan S. Abdulkader, Varsha Potdar, Gulam Mohd, Joshua Chadwick, Mohan Kumar Raju, S. Devika, Sumit Dutt Bharadwaj, Neeraj Aggarwal, Neetu Vijay, C. Sugumari, T. Sundararajan, V. Vasuki, N. Bharathi Santhose, C. A. Mohammed Razik, Vinoth Madhavan, N. C. Krupa, Nandhini Prabakaran, Manoj V. Murhekar, Nivedita Gupta