00266nam a2200109Ia 4500008004100000020001800041100002700059245002100086250000900107260002900116300001100145161010s9999    xx            000 0 und d  a81-312-0756-0  aJenkins, Richard Dean   aECGs By Example   a2nd   bElsevier Inc.c2005aUSA  a223 P.