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Campbell, C. L; Bay, J. M; Hellkamp, A. S; Hess, G. R; Munster, M. J; Nauman, K. E; Neher, D. A; Olson, G. L; Peck, S. L; Schumacher, B. A; Sidik, K; Tooley, M. B; Turner, D. W. | PB94177755 | 1994 | 121 pages | |