Columbia subject headings:
Hormones.
Pituitary extract.
Pituitary gland--Bibliography.
Pituitary gland.
Harvard subject headings:
Hormones
Pituitary extract
Pituitary gland
Pituitary gland--Bibliography.
Princeton subject headings:
Hormones.
Pituitary extract.
Pituitary gland--Bibliography.
Pituitary gland.