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Morrell NW, Roberts CM, Jones BE, Nijran KS, Biggs T, Seed WA.Morrell NW, et al. Among authors: roberts cm.J Nucl Med. 1992 May;33(5):676-83.J Nucl Med. 1992.PMID: 1569475Free article.
Nandi K, Smith AA, Crawford A, MacRae KD, Garrod R, Seed WA, Roberts CM.Nandi K, et al. Among authors: roberts cm.Thorax. 2003 Aug;58(8):670-3. doi: 10.1136/thorax.58.8.670.Thorax. 2003.PMID: 12885981Free PMC article.Clinical Trial.
Heaton RW, Roberts CM.Heaton RW, et al. Among authors: roberts cm.Postgrad Med J. 1988 Aug;64(754):581-2. doi: 10.1136/pgmj.64.754.581.Postgrad Med J. 1988.PMID: 3249701Free PMC article.
Pitkin AD, Roberts CM, Wedzicha JA.Pitkin AD, et al. Among authors: roberts cm.Thorax. 1994 Apr;49(4):364-6. doi: 10.1136/thx.49.4.364.Thorax. 1994.PMID: 8202909Free PMC article.
Roberts CM, Franklin J, O'Neill A, Roberts RP, Ide J, Hanley ML, Edwards J.Roberts CM, et al. Among authors: roberts rp.Respir Med. 1998 Nov;92(11):1265-8. doi: 10.1016/s0954-6111(98)90226-8.Respir Med. 1998.PMID: 9926138Free article.