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A lower dosage levonorgestrel and testosterone combination effectively suppresses spermatogenesis and circulating gonadotropin levels with fewer metabolic effects than higher dosage combinations
Cherrier, M. M.; Bremner, William J.; Herbst, Karen L.; Amory, John K.; Craft, S.; Matsumoto, Alvin M.; Anawalt, Bradley D.(Endocrine Society, 2012-06-12)
