00513nam a22001452  4500001001100000005001700011008004100028040000800069100001600077245014000093260003600233300002300269650005000292050002500342000001623820140825164638.0090520s1966    xx            000 0 eng d  aPUL1 aOwen, S. G.00aElectrocardiography :b programmed text: principles of electrocardiography and interpretation of electrocardiograms /c[by] S. G. Owen.  aBoston :bLittle, Brown,c1966.  a180  p. ;c22  cm. 0aElectrocardiographyxProgrammed instructions.  aRC683.5.E5bO92 1966