The system be down for regular maintenance on April 3rd, 2024 from 8:00-10:00am.
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Levonorgestrel, administration & dosage (1) |
Luteinizing Hormone, blood (1) |
Male (1) |
progestins (1) |
Research Support, Non-U.S. Gov't (1) |
Sperm Count (1) |
Spermatogenesis, drug effects (1) |
Spermatozoa, drug effects (1) |
Testosterone, administration & dosage, analogs & derivatives, blood (1) |