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Schatzkin A, Freedman LS, Schiffman MH, Dawsey SM.Schatzkin A, et al. Among authors: freedman ls.J Natl Cancer Inst. 1990 Nov 21;82(22):1746-52. doi: 10.1093/jnci/82.22.1746.J Natl Cancer Inst. 1990.PMID: 2231769
Schatzkin A, Freedman LS, Lanza E, Tangrea J.Schatzkin A, et al. Among authors: freedman ls.J Natl Cancer Inst. 1995 Dec 6;87(23):1733-5. doi: 10.1093/jnci/87.23.1733.J Natl Cancer Inst. 1995.PMID: 7473825No abstract available.
Schatzkin A, Goldstein A, Freedman LS.Schatzkin A, et al. Among authors: freedman ls.J Natl Cancer Inst. 1995 Aug 2;87(15):1126-30. doi: 10.1093/jnci/87.15.1126.J Natl Cancer Inst. 1995.PMID: 7674316Review.