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Priestley BL, Harrison CJ, Gerrard MP, Gibson A.Priestley BL, et al.Postgrad Med J. 1993 Apr;69(810):268-81. doi: 10.1136/pgmj.69.810.268.Postgrad Med J. 1993.PMID: 8321790Free PMC article.Review.No abstract available.
Priestley BL, Harrison CJ, Gerrard MP, Gibson A.Priestley BL, et al.Postgrad Med J. 1993 Mar;69(809):171-85. doi: 10.1136/pgmj.69.809.171.Postgrad Med J. 1993.PMID: 8497430Free PMC article.Review.No abstract available.