Electron microscopic observations of the ventricular heart muscle of man obtained by surgical biopsy during thoracotomy.
D001706:Biopsy; D004583:Electrons; D006321:Heart / Q000033:anatomy & histology*; D006352:Heart Ventricles; D006801:Humans; D009206:Myocardium / Q000033:anatomy & histology*; D013908:Thoracotomy
MYOCARDIUM/anatomy and histology