S. S. Datta, R. Ramakrishnan, and M. V. Murhekar, “A Rapidly-progressing Outbreak of Cholera in a Shelter-home for Mentally-retarded Females, Amta-II Block, Howrah, West Bengal, India”, J Health Popul Nutr, vol. 30, no. 1, pp. 109–112, Jul. 2012.