00469cam a22001334a 4500020002100000020001500021082001600036100002200052245002000074260004700094300004400141500002000185650013000205  a9997627881 (pbk)  a999762788200a616.12bAEH1 aAehlert, Barbara.10aECGs made easy   aSt. Louis, Mo. bMosby JEMS Elsevierc2002  axiv, 314 p. b: ill.  (col.) c; 28 cm.  aIncludes index. 0aElectrocardiography- Handbooks, manuals, etc.vArrial arrhythmiavSinus mechanismsvPacemaker rhythmsvECGsvArrhythmiavIIMC