Rudin, R. Middle ear disease. Gothenburg: University of Goteborg, 1987 30 p. 91-7900-233-1.
Rudin, R. Middle ear disease. Gothenburg: University of Goteborg, 1987 30 p. 91-7900-233-1.
Rudin, R. (1987) Middle ear disease, Gothenburg: University of Goteborg 30 p. 91-7900-233-1.
Rudin, R. (1987). Middle ear disease. A clinical and epidemiological study of otitis media and related factors in samples from the general population. Gothenburg: University of Goteborg, 30 p.
Rudin R. Middle ear disease: A clinical and epidemiological study of otitis media and related factors in samples from the general population. Gothenburg: University of Goteborg; 1987. p. 30 p. ISBN: 91-7900-233-1.