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Sillers BR, Crawford AN.Sillers BR, et al. Among authors: crawford an.Br Dent J. 1982 Jan 19;152(2):57-8. doi: 10.1038/sj.bdj.4804745.Br Dent J. 1982.PMID: 6950741No abstract available.
Crawford A, O'Rourke C.Crawford A, et al.Br Dent J. 1992 Jun 20;172(12):438. doi: 10.1038/sj.bdj.4807912.Br Dent J. 1992.PMID: 1616763No abstract available.