Tenkanen, L <br/><br/>
The joint effect of smoking and respiratory symptoms on risk of lung cancer.  [electronic resource] 

 -  International journal of epidemiology  Dec 1987 
 - 509-15 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0300-5771 
<br/><br/><label>Standard No.: </label>10.1093/ije/16.4.509  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Age Factors<br/>Dyspnea--etiology<br/>Follow-Up Studies<br/>Humans<br/>Lung Neoplasms--epidemiology<br/>Male<br/>Middle Aged<br/>Respiration Disorders--etiology<br/>Respiratory Sounds--etiology<br/>Risk Factors<br/>Smoking--adverse effects<br/>Sputum--physiology