1. Allardice JT, Clarke EC, Jones RD. A study of the prevalence of epitaxis and respiratory symptoms in carpet backwinders. J. Soc. Occup. Med. 1983; 33: 36-41.
2. Zuskin E, Valic F, Bouhuys A. Effect of wool dust on respiratory function. Am. Rev. Resp. Dis. 1976; 114(4): 705-709.
3. Meng D, Chen J, Lou J, Guo X. Study on lung functions after acute exposure to fur dust. Ind. Health Occup. Dis. 1994; 20(4): 214-217 (in Chinese).
4. Zuskin E, Kanceljak B, Mustajbegovic J, Godnic-Cvar J, Schachter EN. Immunological reactions and respiratory function in wool textile workers. Am. J. Ind. Med. 1995; 28(3): 445-456.
5. Zuskin E, Mustajbegovic J, Schachter EN, Kanceljak B, Godnic-Cvar J, Sitar-Srebocan V. Respiratory symptoms and lung function in wool textile workers. Am. J. Ind. Med. 1995; 27(6): 845-857