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Freedman SB, Patel S, Smith AJ, Chapman K, Fletcher A, Kemp JA, Marshall GR, Hargreaves RJ, Scholey K, Mellin EC, et al.Freedman SB, et al.Ann N Y Acad Sci. 1994 Mar 23;713:312-8. doi: 10.1111/j.1749-6632.1994.tb44079.x.Ann N Y Acad Sci. 1994.PMID: 8185173Review.
Patel S, Chapman KL, Smith AJ, Heald A, Freedman SB.Patel S, et al. Among authors: freedman sb.Ann N Y Acad Sci. 1994 Mar 23;713:360-3. doi: 10.1111/j.1749-6632.1994.tb44093.x.Ann N Y Acad Sci. 1994.PMID: 8185188No abstract available.