C. Sala
发表
A. Frigerio,
A. D. Pascale,
L. Pastorello,
1983
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F. Locatelli,
C. Pozzi,
C. Dell'oro,
1985,
British journal of industrial medicine.
S. Zedda,
G. Aresini,
A. Cirla,
1976,
Respiration; international review of thoracic diseases.