TY - BOOK AU - Prineas,Ronald J. AU - Crow,Richard S. AU - Blackburn,Henry W. TI - The Minnesota code manual of electrocardiographic findings: standards and procedures for measurement and classification SN - 0723670536 PY - 1982/// CY - Boston, Mass. PB - J. Wright KW - Electrocardiography KW - Code numbers KW - Classification ER -