00499nam a22001097a 4500082001600000100003700016245025800053250000800311260004500319300001000364654001500374  a616.12bBIR  aBirdwood, GFB                     aModern aspects of beta-blocker therapy : report of an international clinical symposium held at the Yugoslavia -5-8  April, 1978                                                                                                                                aNil  bGeigy pharmaceuticals macclesfieldc1978  a259p.  aCardiology