1 23 National Academy Science Letters ISSN 0250-541X Volume 37 Number 6 Natl. Acad. Sci. Lett. (2014) 37:487-492 DOI 10.1007/s40009-014-0265-0 Survey Report of Visceral Leishmaniasis Based on Serodiagnostic Test in Madhepura District of Bihar, India Narendra Srivastava, Brajesh Kumar Singh & Archana Yadav