undoubtedly in com i 



-, , . 



inten al, as it la called, ii 

 travel from the unoauricular to th< 

 In delayed transmission tins interva 



ously alfl uditions ot" heari 



uhir flutter will !><• immediate!} 



interpretation of abnormalities in I 



of the curve is, however, i 



undertaken unless curves from the tl 



will be found that the correspondii 



one another in detail; for exam] 



in lead 2, although sometimes it is more p 



upright in normal individuals in cur 



infrequently un erted in those of '• 



in tliosi' from lead l The Q-R-S 



curves from lead :> '. These variations 



relative preponderance of the musculature 



tricles, i"<»r it is evidenl thai the amount i patl 



w a\ lict w een tin- two leads will 



