%0 Edited Book %K leprosy %K Sample surveys %B WHO/CDS/LEP 86.1 %C Geneva %D 1987 %G eng %I World Health Organization %T Sample survey in leprosy-an introductory manual %U http://apps.who.int/iris/bitstream/10665/58380/1/WHO_CDS_LEP_86.1.pdf %7 Unpublished