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Biology of Reproduction|March 1, 1991
Evidence for luteal cell hyperplasia during pregnancyL T Goldsmith, A N Hirshfield
Journal of Bacteriology|June 1, 1975
Utilization of selected leucine peptide amides by Escherichia coliI N Hirshfield, M B Price
Journal of AOAC International|April 28, 2001
Rapid methods to enumerate Escherichia coli in foods using 4-methylumbelliferyl-beta-D-glucuronideD F Ekholm, I N Hirshfield
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