Community perception toward intensified pulse polio immunization in postcertification era: A mixed-method study in a high-risk area of Kolkata, West Bengal, India. - Podder, Debayan; Paul, Bobby; Dasgupta, Aparajita; Bandyopadhyay, Lina; Pal, Arkaprovo; Roy, Soumit (Medical Journal of Dr. D.Y. Patil Vidyapeeth, 2019)