Longmore, D B <br/><br/>
Cardiac massage: how vigorous.  [electronic resource] 

 -  Lancet (London, England)  Jul 1977 
 - 251 p.  digital 
<br/><br/> Publication Type: Letter 
<br/><br/><label>ISSN: </label>0140-6736 
<br/><br/><label>Standard No.: </label>10.1016/s0140-6736(77)92870-7  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Aged<br/>Child<br/>Heart Massage--adverse effects<br/>Humans<br/>Male<br/>Middle Aged<br/>Pressure--adverse effects<br/>Rib Fractures--etiology