https://catalogue-scientifique.canada.ca/record=1910406~S6*frc
Rechercher International Organization against Trachoma and the League Against Trachoma. General Meeting Stockholm, Sweden; Rechercher International Organization against Trachoma; Rechercher European Ophthalmological Society. Congress Stockholm, Sweden) (22nd; Rechercher League Against Trachoma
Ciba Vision, 1999
Actes de conférence