Neoplasia and internal environment.
D004777:Environment; D006728:Hormones; D006801:Humans; D009369:Neoplasms / Q000502:physiology*; D010902:Pituitary Gland; D013961:Thyroid Gland
D006728:Hormones
NEOPLASMS/physiology; PITUITARY GLAND/hormones; THYROID GLAND/hormones