Morphological studies on mixed growth hormone (GH)- and prolactin (PRL)-secreting human pituitary adenomas. Coexistence of GH and PRL in the same secretory granule. - Bassetti,M.; Spada,A.; Arosio,M.; Valler,L.; Brina,M.; Giannattasio,G. (Journal of Clinical Endocrinology, 1986)