Authors: Gerald P Walsh; Eduardo C Dela Cruz; Rodolfo M Abalos; Esterlina V Tan; Tranquilino T Fajardo; Laarni G Villahermosa; Roland V Cellona; Maria V Balagon; Valerie A White; Paul R Saunderson; Douglas S Walsh Journal: Am J Trop Med Hyg Date: 2012-08 Impact factor: 2.345