Electron microscopic evidence concerning the mammary tumor inciter (virus).  II.  An electron microscopic study of spontaneous and induced mammary tumors of mice.
D000818:Animals; D001943:Breast Neoplasms; D004583:Electrons; D006801:Humans; D015674:Mammary Neoplasms, Animal; D051379:Mice; D008853:Microscopy; D008854:Microscopy, Electron
BREAST/neoplasms; MICROSCOPY, ELECTRON