1. Lao-Lux-Laboratory; Institute Pasteur du Laos; Vientiane Lao People's Democratic Republic
2. Institut de la Francophonie pour la Médecine Tropicale; Vientiane Lao People's Democratic Republic
3. Department of Infection and Immunity; Luxembourg Institute of Health; Esch-sur-Alzette Luxembourg
4. The Faculty of Agriculture; National University of Laos; Xaythany, Vientiane People's Democratic Republic
5. Laboratoire National de Santé; Dudelange Luxembourg