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Amphibia
3
Anura
3
Bufo arenarum
chorionic gonadotropin
3
testosterone
3
Amphibians
2
Animals
2
Chorionic Gonadotropin
2
Humans
2
Male
2
Spermatogenesis
2
Testis
2
Testosterone
2
androgen
2
androstanolone
2
animal
2
article
2
biosynthesis
2
human
2
male
2
physiology
2
progesterone
2
secretion
2
spermatogenesis
2
steroid
2
testis
2
toad
2
17 hydroxy 5 pregnen 3,20 dione
1
17,20 dihydroxy 4 pregnen 3 one
1
17,20-dihydroxy-4-pregnen-3-one
1
-
1
-
2
-
3