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Halder RM, Roberts CI, Nootheti PK.Halder RM, et al. Among authors: roberts ci.Dermatol Clin. 2003 Oct;21(4):679-87, ix. doi: 10.1016/s0733-8635(03)00084-6.Dermatol Clin. 2003.PMID: 14717408Review.
Taha IA, Ahmad RA, Gray H, Roberts CI, Rogers HJ.Taha IA, et al. Among authors: roberts ci.Cancer Chemother Pharmacol. 1982;9(1):57-60. doi: 10.1007/BF00296764.Cancer Chemother Pharmacol. 1982.PMID: 7139852
Northfield TC, Roberts CI.Northfield TC, et al. Among authors: roberts ci.Gut. 1972 Feb;13(2):124-7. doi: 10.1136/gut.13.2.124.Gut. 1972.PMID: 5045704Free PMC article.
Powell-Jackson JD, Roberts CI, Scott GW.Powell-Jackson JD, et al. Among authors: roberts ci.Guys Hosp Rep. 1971;120(4):277-93.Guys Hosp Rep. 1971.PMID: 5151906No abstract available.
Missen GA, Roberts CI.Missen GA, et al. Among authors: roberts ci.Lancet. 1970 Nov 7;2(7680):962-4. doi: 10.1016/s0140-6736(70)92131-8.Lancet. 1970.PMID: 4097600No abstract available.