Howell, R W <br/><br/>
Letter: Methodology of sickness absence analysis.  [electronic resource] 

 -  British medical journal  Mar 1975 
 - 576 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0007-1447 
<br/><br/><label>Standard No.: </label>10.1136/bmj.1.5957.576  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Absenteeism<br/>Humans<br/>Influenza, Human--prevention & control<br/>Research Design