Huizinga, M., Stevens, E., & Berrens, L. (1985). Detection of Class-specific Antibodies Against Aspergillus-fumigatus Antigens in Various Pulmonary-diseases. Annales d’Immunologie, C136(3), 343-352. https://doi.org/10.1016/S0769-2625(85)80005-2 (Original work published 1985)