Template:Ref-Gruenwald1942a
From Embryology
Gruenwald P. The development of the sex cords in the gonads of man and mammals. (1942) Amer. J Anat. 359-396.
Gruenwald P. The development of the sex cords in the gonads of man and mammals. (1942) Amer. J Anat. 359-396.