Algérie :
Université de Constantine (Pr S. Berchi)

Allemagne :
Bernhard Nocht Institut für Tropenmedizin (Dr A. Krüger)
Parasitus Ex e.V., Vollbergstrasse 37, 53 859 Niederkassel (Dr T. J. Naucke)

Angleterre :
Department of Entomology, British Museum of Natural History (Dr. P. Ready)

Brésil :
Univ. Sao Paulo (Pr. E. Galati)

Chine :
Department of Medical Parasitology, Faculty of Medicine, Jinan University, Guangzhou (Pr. LM Zhang and YJ Leng)

Egypte :
Third United States Naval Medical Research Unit (Dr H.A. Hanafi)

Espagne :
Departamento de Parasitologia, Facultad de Farmacia de Valencia
(Prs S. Mas-Coma et M.D. Bargues)
Departamento de Parasitologia, Facultad de Farmacia de Granada.
(Pr. F. Morillas-Marquez)
Departamento de Parasitologia, Facultad de Farmacia de Barcelona.
(Pr. M. Gallego).

Iran :
Tehran University (Pr. M.R. Yaghoobi-Ershadi, Dr V. Moin-Vaziri).
Institut Pasteur (Dr P. Parvizi)

Islande :
Institute for Experimental Pathology, University of Iceland (Pr K.Skírnisson)

Italie :
Istituto Superiore di Sanità, Rome (Dr M. Maroli)

Japon :
School of Agriculture and Life Sciences, University of Tokyo (Dr C. Sanjoba)

Madagascar :
Institut Pasteur

Malaisie :
Institute of Medical Research, Kuala Lumpur (Dr. M.S. Khadri)

Maroc :
Université Cadi Ayyad, Marrakech (Pr. A. Boumezzough)

République Tchèque :
National Reference Laboratory for Tissue Helminthoses (Pr. L. Kolárová)
Laboratory of Parasitology, Charles University, Prague (Prs. P. Volf & Pr. P. Horak)

Sénégal :
IFAN Cheikh Anta Diop, Dakar (Dr. A.A. Niang)

Tunisie :
Faculté de Pharmacie de Monastir (Pr. H. Babba)

Turquie :
Ege University Medical School, Izmir (Pr. Y. Özbel, S. Rastgeldi)

USA :
Walter Reed Army Institute of Research (Dr R. Coleman, Dr M. Colacicco)
University of New Mexico (Drs S Brant & S Loker)