Roberts, R S <br/><br/>
A study of mortality in workers engaged in the mining, smelting, and refining of nickel. I: Methodology and mortality by major cause groups.  [electronic resource] 

 -  Toxicology and industrial health  Dec 1989 
 - 957-74 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0748-2337 
<br/><br/><label>Standard No.: </label>10.1177/074823378900500605  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Aged<br/>Aged, 80 and over<br/>Canada<br/>Cause of Death<br/>Cohort Studies<br/>Environmental Exposure<br/>Follow-Up Studies<br/>Healthy Worker Effect<br/>Humans<br/>Male<br/>Middle Aged<br/>Mining<br/>Nickel<br/>Prospective Studies<br/>Random Allocation<br/>Risk Factors<br/>Time Factors