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Schumm SA, Simons DB, Lingenfelter RE, Schubert G, Peale SJ.Schumm SA, et al. Among authors: simons db.Science. 1969 Jul 11;165(3889):201-2. doi: 10.1126/science.165.3889.201.Science. 1969.PMID: 17834745No abstract available.