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Gan BS, Richards RS, Roth JH.Gan BS, et al. Among authors: richards rs.Orthop Clin North Am. 1995 Oct;26(4):721-9.Orthop Clin North Am. 1995.PMID: 7566916
Roth JH, O'Grady SE, Richards RS, Porte AM.Roth JH, et al. Among authors: richards rs.J Hand Surg Br. 1993 Jun;18(3):299-303. doi: 10.1016/0266-7681(93)90045-h.J Hand Surg Br. 1993.PMID: 8345253
MacDermid JC, Richards RS, Donner A, Bellamy N, Roth JH.MacDermid JC, et al. Among authors: richards rs.J Hand Surg Am. 2000 Mar;25(2):330-40. doi: 10.1053/jhsu.2000.jhsu25a0330.J Hand Surg Am. 2000.PMID: 10722826Clinical Trial.
Macdermid JC, Fox E, Richards RS, Roth JH.Macdermid JC, et al. Among authors: richards rs.J Hand Surg Br. 2001 Oct;26(5):432-5. doi: 10.1054/jhsb.2001.0612.J Hand Surg Br. 2001.PMID: 11560424