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Belli S, Bracci C, Comba P, Settimi L.Belli S, et al. Among authors: comba p.Ann Ist Super Sanita. 1978;14(4):819-42.Ann Ist Super Sanita. 1978.PMID: 159653Italian.No abstract available.
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Belli S, Comba P, De Santis M, Grignoli M, Sasco AJ.Belli S, et al. Among authors: comba p.Scand J Work Environ Health. 1992 Feb;18(1):64-7. doi: 10.5271/sjweh.1607.Scand J Work Environ Health. 1992.PMID: 1553514Free article.
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Pirastu R, Belli S, Bruno C, Comba P, De Santis M, Foà V, Maltoni C, Masina A, Reggiani A.Pirastu R, et al. Among authors: comba p.Med Lav. 1991 Sep-Oct;82(5):388-423.Med Lav. 1991.PMID: 1803206Clinical Trial.Italian.
Belli S, Comba P, De Santis M, Grignoli M, Sasco AJ.Belli S, et al. Among authors: comba p.Lancet. 1990 Jun 30;335(8705):1597-8. doi: 10.1016/0140-6736(90)91432-a.Lancet. 1990.PMID: 1972521No abstract available.