Al-Hariri J A
Virchows Arch A Pathol Anat Histol. 1980;388(1):105-11. doi: 10.1007/BF00430680.
Light microscopic (LM), histochemical, and electron microscopic (EM) investigations of a case of signet ring cell carcinoma (SRC) of the breast indicate that SRC is a variant of mucin-producing carcinoma and that in this particular case, it is of ductal origin.