1. Biserte, G., Havez, R., Voisin, C., et al.: Lille Med.6, 51 (1961); zit. bei H. E. Schultze and J. F. Heremans [13].
2. Brogan, T. D.: The high molecular weight components of sputum. Brit. J. exp. Pathol.41, 288 (1960).
3. Dennis, E. G., Hornbrook, M. M., Ishizaka, K.: Serum proteins in sputum of patients with asthma. J. Allergy35, 464 (1964).
4. Gernez-Rieux, Ch., Biserte, G., Havez, R., Voisin, C., Cruvellier, R.: Etude biochimique de l'expectoration bronchique. Pathol. Biol.2, 729 (1963).
5. Keimowitz, R. J.: Immunoglobulins in normal human trachebronchial washings. A qualitative and quantitive study. J. Lab. clin. Med.63, 54 (1964).