Robertson, D G <br/><br/>
Bronchial reactivity to cigarette and cigar smoke.  [electronic resource] 

 -  British medical journal  Aug 1969 
 - 269-71 p.  digital 
<br/><br/> Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial 
<br/><br/><label>ISSN: </label>0007-1447 
<br/><br/><label>Standard No.: </label>10.1136/bmj.3.5665.269  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Bronchi--physiopathology<br/>Filtration<br/>Humans<br/>Male<br/>Middle Aged<br/>Plethysmography<br/>Respiratory Physiological Phenomena<br/>Smoking--physiopathology<br/>Spirometry