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Graham JM Jr, Bashir AS, Stark RE, Silbert A, Walzer S.Graham JM Jr, et al. Among authors: walzer s.Pediatrics. 1988 Jun;81(6):795-806.Pediatrics. 1988.PMID: 3368277
Richmond JB, Walzer S.Richmond JB, et al. Among authors: walzer s.Ann N Y Acad Sci. 1973 Feb 28;205:390-4. doi: 10.1111/j.1749-6632.1973.tb43197.x.Ann N Y Acad Sci. 1973.PMID: 4511288No abstract available.