00466cam a2200157 a 4500020001700000020002200017082001600039100001700055245003900072250000800111260011600119300001600235650002400251654001500275700001800290  a9024724503 :  a902472452X (pbk.)00a616.12bWEL  aWellens, HJJ00aWhat's new in electrocardiography   aNil  aThe Hague aBoston bM. Nijhoff Publishers aBoston bDistributors for the U.S. and Canada, Kluwer Bostonc1981  axi, 384 p.  0aElectrocardiography  aCardiology1 aKulbertus, HE