Studies in comparative electron microscopy of the heart.  II.  Guinea pig and rat.
D000818:Animals; D004583:Electrons; D006168:Guinea Pigs; D006321:Heart / Q000033:anatomy & histology*; D006652:Histological Techniques; D008853:Microscopy; D008854:Microscopy, Electron; D009206:Myocardium / Q000033:anatomy & histology*; D051381:Rats
MICROSCOPY, ELECTRON; MYOCARDIUM/anatomy and histology