Studies on the coronary vascularization of atria of the heart.
D000328:Adult; D000368:Aged; D001283:Atrioventricular Node / Q000033:anatomy & histology; D003331:Coronary Vessels / Q000033:anatomy & histology*; D005260:Female; D006325:Heart Atria / Q000033:anatomy & histology; D006801:Humans; D008297:Male; D008875:Middle Aged; D012849:Sinoatrial Node / Q000033:anatomy & histology