Effect of melatonin on in vitro gonadotropins and prolactin release from pituitary LHRH stimulated, and median eminence and on ovarian response to hCG in middle-aged female rats

1. Díaz, E.
2. Fernández, C.
3. Castrillón, P.O.
4. Esquifino, A.I.
5. Marín, B.
6. López, B.D.