Djuardi, Y., Department of Parasitology, Faculty of Medicine, University of Indonesia, Jakarta, Indonesia, Department of Parasitology, Leiden University Medical Center, Leiden, Netherlands; Sartono, E., Department of Parasitology, Leiden University Medical Center, Leiden, Netherlands; Wibowo, H., Department of Parasitology, Faculty of Medicine, University of Indonesia, Jakarta, Indonesia; Supali, T., Department of Parasitology, Faculty of Medicine, University of Indonesia, Jakarta, Indonesia; Yazdanbakhsh, M., Department of Parasitology, Leiden University Medical Center, Leiden, Netherlands