Courtesy of dr. Angel
Gustavo Guevara, PhD,
Laboratory of Clinical Investigations,
Hospital Vozandes-HCJB, Villalengua 267 y 10 de Agosto,
Casilla 17-17-691, Quito-Ecuador
and dr. Ali Ouaissi, CJF-INSERM No 96-04.
Laboratoire de Pathologie et d'Immunologie
Parasitaire, Centre ORSTOM de Montpellier, 911 Av. Agropolis.
BP 5045, 34032, Montpellier, Cedex 1, France
