by C. W. Emmens
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Keeping and breeding aquarium fishes
Miniature Reef Aquarium in Your Home
Hormone assay
How to keep and breed tropical fish
Principles of biological assay
Catfish
Testosterone
Gonadal Hormones and Sex Differences in ...
Androgen excess disorders in women
The male hormone
The mechanism of action of androgens
The effects of prolonged submaximal exer...