Authors: Manisone Khennavong; Viengmon Davone; Manivanh Vongsouvath; Rattanaphone Phetsouvanh; Joy Silisouk; Olay Rattana; Mayfong Mayxay; Josée Castonguay-Vanier; Catrin E Moore; Michel Strobel; Paul N Newton Journal: Am J Trop Med Hyg Date: 2011-08 Impact factor: 2.345